Feydar/novelupdates_tags huggingface dataset:
Enemies Become Lovers: Tag to be used when sometime in the storyline, an enemy of the main character eventually become his or her lover.
Engagement: where due to the setting of the novel, the protagonist is engaged to another. And that engagement becomes a major plot point or feature through the novel.
Engineer: This tag is used if the main character is an accredited engineer by trade, either in the main character's current life or in the past if the storyline dictates it. Main character's engineering knowledge must play significant role in the storyline.
Enlightenment: Where due to a mental breakthrough, the protagonist becomes stronger in some sense, whether physically, mentally or spiritually
Episodic: This tag is for novels that have sections which can be considered an arc or episode. One episode/arc can be a few chapters to around 15 chapters.
Eunuch: Indicates a person who has been castrated for most notably serving a court's women. This tag can either be applied to the MC or a supporting character.
European Ambience: Novels whose setting is set in europe or fictional europe. This novel includes facts, cultures, places, and people that are same or similar to the real life europe in any specific period of time/era.
Evil Gods: Tag that denotes Gods that do not follow the common ideology of maintaining the world like normal Gods. Their preface is to either take over the world, end the world, or destroy the current God's pantheon.
Evil Organizations: The tag is used when the story involves organizations whose purpose is to bring harm to others, disregarding the law and the consequences.
Evil Protagonist: Where the Main character is interested in his own self benefit or pleasure and doesn't care about their moral stance to get what they want.
Evil Religions: where theres a evil cult like group that plays a major role in the story, can be against or with protagonist.
Evolution: Ability for an entity to metamorphose into another form and acquiring new traits or abilities.
Generally requiring conditions or situations to be met.
Exhibitionism: Sexual acts in public.
Exorcism: The tag is used when someone, who is supposedly being over taken by an evil spirit, gets purified or cleansed from it.
Eye Powers: This tag is to be used if the protagonist has an significant eye-related skills or abilities which are very important to the story as a whole and were used quite often.
Fairies: Tag is to be used when protagonist or characters that play a major role throughout the story is of fairy race.
Fallen Angels: This tag is used when the story involves angels who were cast out of Heaven.
Fallen Nobility: N/A
Familial Love: Tag is to be used if the main character has positive relationships with members of his immediate family.
Familiars: This tag is to be used when beings that do their summoner's / master's biddings play a major role in the story.
Family: This tag is used in stories that mainly revolve around familial bonds and relationships.
Family Business: This tag is used when the plot is revolving around a business, that is inherited from generations to generations in a family.
Family Conflict: Tag is to be used if the storyline prominently feature the main character having a feud/conflict/disagreements with members of his immediate or extended family. Feuds with members of other family branch(es) of the same clan doesn't count.
Famous Parents: This tag is used for protagonists with well-known parents.
Famous Protagonist: Tag is to be used only when the main protagonist is well known by a large section of society.
Fanaticism: This tag is used if characters involved in the novel have a belief or behavior involving uncritical zeal or with an obsessive enthusiasm towards the protagonist.
Fanfiction: This tag is to be used when a story is based off a published work. The story must adopt major elements of the published work. This tag must not be confused with Parody tag.
Fantasy Creatures: This tag is to be used when the setting of the novel has fantasy creatures in it such as minotaurs, unicorns or golems. These creatures MUST appear frequently or play some significant role in the plot, instead of just existing in the setting. This tag must be accompanied by Fantasy genre.
Fantasy World: Any novel that takes place in a world where there is magic, elves, demons, and other common fantasy elements can have this tag listed.
Farming: This tag is to only be used if the story involve Farming plants.
Fast Cultivation: This tag is to be used when the story has a protagonist who increases his cultivation level at a faster pace than the commonly accepted speed in the story.
Fast Learner: This tag can only be used if the main character of the story has the capability to quickly understand, learn, and effectively adapt to his/her current situation, including but not limited to the stories who have tags like Reincarnation, Transported Into Another World, Transmigration, Special Abilities, and Game Elements.
Fat Protagonist: This story is to be used when the protagonist is fat (not necessarily obese) for the most part of the story. This tag can alsobbe used if the protagonist being fat is a major plot in the story.
Fat to Fit: Main Protagonist starts as a fat person but along the story the protagonist slims down
Fated Lovers: This tag is used for couples who were destined to be together.
Fearless Protagonist: Protagonist(main character) with no fear or can be said to be brave
Fellatio: The oral stimulation of a man's penis.
Female Master: Tag refers to the protagonist having a female master. Please note that a master is different from a teacher. A master is someone you are apprenticed to. Unless the author calls said master as ‘master’, she will be considered just as a teacher.
Female Protagonist: If the protagonist of the series is that of the biological female gender, then this tag is to be used.

Not to be used with: Male Protagonist
Female to Male: This tag is used when a female character becomes a male character (physically), and this character influences the plot sufficiently or is the protagonist. Usually paired with the genre Gender Bender.
Feng Shui: This tag is to be used if the story either contains references, or directly involves Fengshui. Fengshui is the Chinese philosophical system of harmonizing everyone with the surrounding environment. It is closely linked to Taoism. Please note that the above mentioned references should have some influence on the plot.
Firearms: This tag is used when guns or barreled weapons that discharge shots play a significant role in the major part of the story.
First Love: This tag refers to either the main character or the main love interest being either one’s first love. This only applies if it is a reoccurring statement throughout the story.
First-time Intercourse: Loss of virginity, either consensual or not. Mainly used in R18 novels.
Flashbacks: Flashbacks are a story-telling device used to reveal key information to the reader. This tag should be used when the narrator(s) often recalls past events.
Fleet Battles: This tag is used for stories that involve at least two parties with warships battling at the sea.
Folklore: This tag is used for a plot that is one way or another connected, based on or involve fairy tales, myths or stories passed down from generations to generations from mouth to mouth.
Forced into a Relationship: This tag is used for charachters who had to get into a relationship involuntary because of certain circumstances.
Forced Living Arrangements: This tag is used when the protagonist, because of certain circumstances, has to move into one house with a charachter unwillingly.
Forced Marriage: The protagonist of the story is forced into a marriage without their consent or will. But, this is not to be used for the Arranged Marriage(there is a separate tag). Here, it is one of the couple that is getting married that is forcing the other.
Forgetful Protagonist: This tag is to be used if the protagonist is absent-minded. Basically, is very forgetful. This tag, unlike the Amnesia tag, is to be used to describe the character/personality of the protagonist. If the forgetfulness is due to a medical condition, then the Amnesia tag is recommended.
Former Hero: Tag is only to be used when the protagonist of the story was a former hero. Tag can be used even if the protagonist goes back to being a hero later in the series. However, the protagonist should not be a hero at the start.
Found Family: To be used when a group of people, initially unrelated, come to care for each other and treat them like a family. Cannot be people with past familial connection or separation. Needs to include the protagonist. They may live together or  nearby. Their lives after meeting need to be interconnected.
Fox Spirits: Major characters, not necessarily the main character, takes form of a spirit fox.
Friends Become Enemies: Where due to outside circumstances or a unexpected factor the protagonist and the antagonist/rival/enemy would have to work together to overcome the crisis. the team up could be permanent or temporary. but should be used in order to deepen the plot or flesh out the 2 characters. another reason could also be for fan service.
Friendship: This tag is used when the bond between the protagonist and his companions plays a big role on how the story develops.
Fujoshi: Fujoshi (腐女子, lit.
Futanari: This tag is to be used when the body of the protagonist (or any other character who influences the plot) contains both the male and female reproductive organs.
Futuristic Setting: The novel's storyline takes part in a high-tech future world, not necessarily our world.
Galge: Gal games is a major component of this novel. It could be as a world setting, or as a major plot device in a real-world world setting.
Gambling: Tag to be used when there is a significant amount of gambling elements in the storyline here. Gambling in this context refers to the usual gambling fares such as blackjack, Texas Hold Em' and mahjong. Betting is compulsory.
Game Elements: Protagonist has a status screen or something similar to it.
Game Ranking System: This tag is to be used when the story revolves around games and there is a ranking system involved as part of the plot. The protagonist must be actively involved with the ranking system whether by choice or by automatic recordings of achievements.
Gamers: Having game like ability or characters other than MC are players in a game and MC being a NPC or MC is also a player with other characters.
Gangs: depicts street gangs or criminal organizations, often featuring themes of violence, power struggles, and the impact of gang culture.
Gate to Another World: This tag is used only if there is a way by which characters of the novel travel between worlds.
Genderless Protagonist: To be used when the protagonist has no particular gender. This does not refer to story not confirming the gender, but the story confirming the non-existence of gender for the protagonist.
Generals: This tag is used if characters involved in the novel hold the position of commander of an army. The character should have significant importance in the novel.
Genetic Modifications: This tag is to be used ONLY if it is explicitly shown that the protagonist has gone through genetic modification. The exact term used by the author may be different. It can also be used if Genetic Modification plays a key role in the plot. Note that Genetic Modification is NOT the same as a change in bloodlines, for which the bloodlines tag is recommended. Also, a change in the being of the protagonist caused by body cultivation is not recommended to be used under this tag.
Genies: This tag indicates that genies related to the concept of magic/wish granting beings is an important plot point/story setting. Please note that these are NOT Automatons or any other martial spirits which grant wishes.
Genius Protagonist: When the protagonist of a novel is considered a genius, either as mentioned by the narrator, or the people surrounding them.
Ghosts: This tag is to be used Only when there are the presence of ghost(s) in the story, as a plot device of some importance to the plot.
Gladiators: This tag is to be used when major characters, not necessarily the main character(s), is a gladiator in the style of Rome's gladiators. Also applies if there is a lot of them in the storyline.
Glasses-wearing Love Interests: This tag indicates a particular trait of a love interest, namely, the love interest having to wear glasses. And this is supposed to be used by the author to either show it as a character trait, or some other kind of plot device.
Glasses-wearing Protagonist: This tag indicates a particular trait of the protagonist, namely, the protagonist having to wear glasses. And this is supposed to be used by the author to either show it as a character trait, or some other kind of plot device.
Goblins: Tag is to be used if either 1). Main character or other major characters is a goblin, or 2). Goblins are prominent in the novel's world setting.
God Protagonist: The main character is a supernatural entity with enough personal power to be considered omniscient. Power level varies greatly (from the 'god of wind' kind of god to the 'one and only' type of god).
God-human Relationship: Where the main character is one of the 2 stated in the tag. the relationship could be as basic as friendship to something deeper such as love. this tag should be used if the relationship between the 2 status play a important role in the story.
Goddesses: Tag should be used when there are a number of goddesses in major or minor character roles in the storyline. Attention should be paid on the number of goddesses, because quantity is important. If there are only one to three goddesses in the storyline, this tag should not be applied.
Godly Powers: Where the Main character or others in the story have powers that are so strong that they could rival gods. Doesn't have to actually come from a god.
Gods: This tag is to be used when the series takes place in a world where the existence of God(s) is confirmed, and they take part actively in the plot.
Golems: This tag suggests thee presence of Golems in plot important roles in the story. A Golem can be said to be an anthropomorphic creature that is made up of inanimate materials like clay, rocks etc. This is not to be confused with the Automatons tag. Also, the usage of the Golems tag will depend on the term used by the author.
Gore: Blood that has been shed, especially as a result of violence.
Grave Keepers: Where the main character or a important member of the cast has the occupation of a grave keeper or the notion or activites associated with grave keeping are important to the novel.
Grinding: This is a tag that is to be used ONLY in series set in a game world. Grinding refers to the action of repeatedly doing the same thing to get experience/points or other such benefits in the game world. This tag is to be used if the plot progression includes multiple scenes with a grinding theme.
Guardian Relationship: This tag is used when there is a romantical relationship between an underaged and their caretaker/guardian, the protagonist is either one of them.
Guideverse: This tag is to be used if the story takes place in the alternate universe where the characters have another identity (Sentinel/Guide) in addition to their Extra Special Powers (ESP).
Guilds: A group of people have come together due to similar interests, often used as a controlling mechanism.
Gunfighters: This tag is used if major characters, not necessarily the main character, use small firearms as primary weapons in battles.
Hackers: This tag is to be used ONLY when either the protagonist, or one of the love interests of the protagonist is a hacker. It should be used only if the occupation is important and/or relevant to the story.
Half-human Protagonist: This tag is to be used IF the protagonist' body is that of a hybrid.

He can be born directly as one, be transmigrated into one or even become one via a ritual or gene manipulation.

His body can only be half human and half something else.
Handjob: An act of male masturbation, especially as performed on a man by someone else.
Handsome Male Lead: This tag is to be used if the male lead is handsome.
The descriptions should be what the author has written, and not what the fans fantasize.
Hard-Working Protagonist: This tag is to be used to define a protagonist who puts their utmost effort into all tasks, using all their energy and diligence to complete it.
Harem-seeking Protagonist: This tag denotes a novel where the protagonist seeks out love with multiple women at the same time. A harem typically means 3 or more women
Harsh Training: where the protagonist undergo hellish, body breaking, inhumane traing in order to grow stronger. Must play a major role for the development of the story.
Hated Protagonist: A Main Character who is not disliked, but outright hated by (almost) everyone in a community.
Healers: This tag is to be used if the protagonist is a healer by profession. A healer can be considered to be a doctor, who uses magical chants and other such skills to heal people. This tag can also be used if healers play a major role in the story.
Heartwarming: This is a subtag under the drama genre in general. It suggests that the story induces you to feel warm. In other words, if the story shows families getting together following hardships or other such 'heart-warming' moments, this tag is to be used. It is recommended not to use this tag along with the Cute Story tag, even though they may sound the same.
Heaven: A World where Angels and Gods exists.
Heavenly Tribulation: Where characters in the novel, usually xiaxia or xuanhuan, have to pass a trial/test set by the heavens/natural laws to be qualified to enter the next realm in cultivation. Usually dipicted as a cloud that shoots lighting at the participant.
Hell: A world where Demons and Devils exists.
Helpful Protagonist: A protagonist with a strong sense of justice and morality who helps any one in need, sometimes even when it means putting themselves in danger
Herbalist: This tag can be used if the protagonist or other main character has knowledge of, and uses, plants as medicine.
Heroes: Tag is to be used ONLY if the protagonist of the series is a hero (definition may vary based on novel). If the series has multiple protagonists, only use this tag if being a hero is a prominent feature of one of them.
Heterochromia: Someone with two different eye colors and/or pupil shapes.

Must be plot relevant.
Hidden Abilities: Where the protagonist of the story hides part of their power or abilities, and the people around them don't know about it(genrally).
Hiding True Abilities: This tag is to be used when the protagonist hides their real abilities/powers. Typically, it is to be used when they act weak when they are actually really badass. This tag is to be added only if the protagonist does it for a significant amount of time.
Hiding True Identity: This tag can be used if the protagonist hides their real identity and uses another identity to interact with people. The real identity is actively hidden by the protagonist. Even if the cover is blown later in the story, this tag can be used. The Mistaken Identity tag can be used instead if the misunderstanding was unintentional.
Hikikomori: a protagonist who is withdrawn from social life and spends most of their time isolated in their homes
Homunculus: Historically a miniature, fully formed human, but Frankenstein is one, too. Basically a human made through alchemy.
Honest Protagonist: Tag is to be used when in presence of an extremely straight-forward protagonist.
Hospital: This tag is to be used when hospital is used as a prominent setting.
Hot-blooded Protagonist: This tag is to be used if this novel features a main character that usually acts at his/her whims first before thinking, usually in an overexcited or overzealous or overly passionate manner.
Human Experimentation: where the use of humans as test subjects is depicted in the story and contribute in some way to how the story develops.
Human Weapon: No definition found.
Human-Nonhuman Relationship: If there is a relationship between a human and an individual who is not human, use this tag.
Humanoid Protagonist: Tag is to be used when the main protagonist is not a human, but has a humanoid appearance/shape
Hunters: This tag is used if the hunting profession is prominent in the novel's storyline and/or world setting. Hunting in this context refers to hunting for something alive (e.g. orc, goblins, humans et. al.), treasure hunting did not count. The main character doesn't have to be a hunter, or the hunted.
Hypnotism: Characters how are going against their own will because of certain others actions. Manipulation either with hypnotic methods or supernatural ways.
Identity Crisis: This tag is to be used with reference to the protagonist, if the protagonist goes through an identity crisis during the progress of the story in a plot specific manner. An identity crisis here might refer to a confusion in the actual identity (for example, due to the memories of someone else getting jumbled up with yours), a confusion in whether you are a human or another organism or a confusion pertaining to gender etc.
Imaginary Friend: This tag should be used ONLY if the protagonist of the story has an imaginary friend who plays a large role in the story.
Immortals: This tag is used if the novel features a character class/group of people/race that are called 'Immortals'. Most importantly, the  'Immortal' term is defined within the context of the novel's world setting, and not ours (for example, the immortals in 'I Shall Seal the Heavens' did not have immortality; they simply has long lifespan and will still die of old age).
Imperial Harem: The master of the harem must be royalty and the storyline has to take place in or around the royalty's palace(s).
Incest: Tag is to be used when Romantic or sexual interest, and or interactions, are present between closely blood-related people (2 grades of separation or less).
Incubus: Major character(s), not necessarily the main character, is an incubus.
Indecisive Protagonist: The main character of this novel has decision-making problems at many junctures of the storyline.
Industrialization: This tag is used if the main plot of the story was the development of industry in their country or region on a wide scale.
Inferiority Complex: This tag is to be used when the where main character struggles with feelings of inadequacy, self-doubt and inferiority.
Inheritance: Where the protagonist gains something precious either treasure or knowledge from someone a lot older and stronger than the protagonist at the time. Usually people/beings of great power and/or from ancient eras long ago.
Inscriptions: where the main character has the ability to make intricate patterns/shapes one some surface in order to perform feats similar to magic.
Insects: To be used when the book features insects prominently in the story, whether as characters, plot devices or in the context of their biology or behavior.
Interconnected Storylines: Multiple plotlines that relate to each other
Interdimensional Travel: The tag is to be used when the characters travel through different dimensions or parallel universes, often using advanced technology or supernatural means.
Introverted Protagonist: Not to be confused with Cold Protagonist or Apathetic Protagonist. Just as the title says, this tag can be used if the protagonist of a series is an introvert.
Investigations: This tag is to be used when the main character is involved in uncovering the truth or solving a mystery through investigative means, such as gathering evidence, interviewing witnesses and following leads.
Invisibility: The tag is to be used when the book features characters or objects that are literally invisible due to innate ability, or that are able to become invisible through the use of magical or technological means, and is crucial theme or plot device of the story.
Jack of All Trades: As the name suggests, this tag is to be used when the protagonist of the series is deemed to be a jack of all trades. This indicates that the protagonist pursues multiple talents, but fails to perfect them for a major part of the series. An alternate tag is the Genius set of tags, but the Jack Of All Trades tag is to be used when the protagonist is not perfect in those talents, as in there is a lot of learning improvement involved. Talents here refers to professions.
Jealousy: It is recommended to use this tag only when the protagonist is female. This tag is to be used when the plot heavily leans on other characters being jealous of the female lead, and thus cause events that influence the plot.
Jiangshi: This tag is used if the novel prominently features jiangshi (Chinese hopping zombies/undead) character(s). They have to have important roles in the storyline. It is not required for the main character to be one.
Jobless Class: This tag is only to be used for novels with game elements where the protagonist do not have a specific Class or Job in his Status at some point in the story. It should also play a prominent part in the story. The Status, Class and Job may vary depending on novels.  This tag should not be mistaken with stories containing characters lacking an occupation.
JSDF: JSDF refers to the Japan Self Defence Force. When used as a tag, it implies that the story contains references to the JSDF to a certain extent, whether the protagonist is a part of it or the JSDF plays a major role in the plot. This tag is to be used ONLY for JP.
Kidnappings: This tag is to be used if the novel features (a) kidnapping event(s), and that event(s) is important to the storyline.
Kind Love Interests: Where the love interest is kind; showing a friendly, generous, sympathetic, or warm-hearted nature.
Kingdom Building: The present tag is reserves for cases when the work in question shows a clear interest/detail in the administration and/or growth of a kingdom, country or similar, even if the MC is not said leader causing such events directly.
Kingdoms: This tag is ONLY to be used if having Kingdoms is an important part of the story(Definition may vary from novel to novel).
Knights: Tag is to be used if the novel features knights prominently in the storyline. The main character is not required to be one.
Kuudere: It is used to describe characters who always remain calm and composed
Lack of Common Sense: Where the main character of the series has a different/warped sense of values/beliefs from others around him. Doing actions that would be very questionable in the eyes of others.
Language Barrier: This tag is used when there is a restriction based on language in communication between the characters.
Late Romance: The romance involving the main character starts to develop very late or even after half-way through the story line and sometimes nearing the end, usually after 200-500+ chapters for Chinese novels, or 50-100+ for other novels if its very late or 1000+ chapters for Chinese novels or over 100+ chapters for other novels if the romance starts nearing the end.
Lawyers: This tag is to be used in stories where lawyers, legal professionals or legal systems, play a significant role in the plot.
Lazy Protagonist: This tag is to be used if the protagonist is lazy by nature and will either take the easy way out, or simply give up easily.
Leadership: This tag is used if the main character is someone who consistently show leadership qualities in the storyline. Main character being in an official leadership position is not required.
Legends: Used when a character in the story has powers/achievements so great that only the mc had the chance to surpass.
Level System: This tag is used when the characters of the novel improve their abilities/skills/power by leveling up.
Library: Use ONLY when a library is a central place and an often visited location in the story.
Life Extension System: Unlike Leveling or Ranking Systems, a Life Extension System is characterized by giving the host (usually a person who has transmigrated into someone who was fatally injured, terminally ill, or dead) a chance to earn task rewards that can extend their lifespan. Essentially, the host must complete the goals laid out by the system or perish.
Limited Lifespan: This tag suggests that the protagonist of the series is known to have a limited lifespan, and this fact thus causes plot progression. This limited lifespan can be due to some terminal illness/illness or curse.
Livestreaming: This tag is to be used when the protagonist is involved in broadcasting/livestreaming, typically showcasing their specialties/talents and also receiving live comments from the livestream audience.
Living Abroad: The tag is to be used when the main character is living in a foreign country, either temporarily or permanently
Living Alone: This tag is used when the main protagonist is living alone.
Loli: This tag is to be used ONLY when either the protagonist, or one of the love interests of the protagonist is a loli. It is not recommended to use this tag for other characters, no matter how important their role is. A loli is a short girl who looks like a child, no matter how much her real age is.
Loneliness: This tag is to be used if the novel features character(s) that either feel, or are truly, alone for a significant portion of the plot. This experience is emphasized.
Loner Protagonist: This tag is to be added if the protagonist of a series is referred to as a loner by the author. Here, loner refers to someone who is generally not social.  Note that this is not the same as Anti-Social Protagonist tag.
Long Separations: Where the couple is separated by a long time.
Long-distance Relationship: This tag is used when the main protagonist and love interest is in a relationship that doesn't allow for frequent meetings due to the distance of their residences.
Lost Civilizations: The tag is to be used for a book if it's story is set in a lost civilization or deals with the discovery, exploration, and study of such civilizations, often uncovering their history, customs, and artifacts.
Lottery: No definition found.
Love at First Sight: This tag is used when the protagonist or the main love interest feels an instant, extreme, and ultimately long-lasting romantic attraction for their partner upon the first sight of them.
Love Interest Falls in Love First: No definition found.
Love Rivals: A love rival is a competitor or contender that you want to defeat for your true love's affections.
Love Triangles: A love triangle is usually a romantic relationship involving three people. While it can refer to a polyamorous relationship between three people, it often refers to two people competing for another's love. (source: https://en.m.wikipedia.org/wiki/Love_triangle)
Lovers Reunited: No definition found.
Low-key Protagonist: N/A
Loyal Subordinates: Where the protagonist has underlings that have a strong sense faith/devotion to the protagonist.
Lucky Protagonist: Use ONLY when the Protagonist has unusual amounts of luck, either due to plot armor or a trait.
Magic: Tag is to be used ONLY if the protagonist of the series can use Magic (definition may vary based on novel). If the series has multiple protagonists, only use this tag if having Magic is a prominent feature of one of them.
Magic Beasts: Beasts that have Magical powers.
Magic Formations: Are a set of complex patterns and symbols that can be placed, to produce a effects similar to magic or other superatural abilities in a certain area, usually inside the patterns and symbols.
E.G create a barrier or sub-space.
Magical Girls: features young girls who possess magical powers and use them to fight evil, and often involves a transformation sequence where the main character transforms into a powerful form and wields magical weapons or abilities.
Magical Space: a seperate dimension/sub-space that the protagonist and others can enter.
Magical Technology: Many Technology based Magic inside the story
Maids: Female attendants that wear maid uniform and complete the duties of a maid and has some relevance to the story.
Male Protagonist: If the protagonist of the series is male, then this tag is to be used. By protagonist, it refers to the leading/main character.
 
Not to be used with: Female Protagonist
Male to Female: The 'Gender Bender' and 'Female Protagonist' tags are required. This tag should be used if the novel's male main character changed gender to female, usually early in the storyline. The transformation must be very hard to reverse, if not being outright impossible to do so.
Male Yandere: Male Yandere is a yandere that is biologically male in gender. A yandere is a person romantically obsessed with someone to the point of abnormality. In essence, literally
Management: This tag is to be used when a main feature of a protagonist's activities include the management of people(for example actors/actresses), companies, property, or land.
Mangaka: This tag is to be used ONLY if either the protagonist, or the love interest is a mangaka. Mangaka here refers to both male and female creators of Manga, the Japanese form of comics.
Manipulative Characters: Tag is to be used ONLY when either the protagonist, or some other plot significant character manipulates people around them. This manipulation is more of a psychological manipulation rather than manipulation by magic or some other such miraculous powers.
Manly Gay Couple: This tag is only to be used when the leading couple consists of men both whom can be seen as Seme from first look. This should not be used when the leading Uke has feminine traits or crossdresses. This tag is only to be used with stories that have Shounen Ai or Yaoi genres.
Marriage: To be used if the protagonist gets married at any point of time in the series, due to mutual consent in a romantic manner.
Marriage of Convenience: This tag is to be used when a marriage takes place between the protagonist and another person simply for convenience. Note that this marriage is typically decided not by some elders, but by the concerned couple for their own mutual benefit.
Martial Spirits: This tag is used only to describe a Spirit manifestation that is made of worldly energy and spiritual energy to take shape in the physical world and is generated by a practitioner when cultivating on the martial path. This varies depend on story. The phenomena should involve the protagonist or significant characters of the story.
Masochistic Characters: A character deriving pleasure from receiving pain, suffering, or humiliation from others.
Master-Disciple Relationship: This tag is to be used when the bond between master and disciple plays a significant role in the story. ONLY use when the protagonist is either the master or the disciple. Please note that this tag is NOT the same as the Teacher-Student Relationship tag.
Master-Servant Relationship: This tag is to be used when the protagonist is involved in a master-servant relationship, whether that be a lord/lady and servant(e.g. maid/butler, knight, etc), owner and slave, or some other relationship in which one of the parties works for another of the parties with or without pay.
Masturbation: This tag is to be used only if either the protagonist or the love interest is described to have masturbated at some point of time in the story.
Matriarchy: The tag is to be used when an important feature of the story include matriarchy—a system where women hold the primary power and authority, often depicted as a society or community led by women.
Mature Protagonist: This tag is used if the protagonist is already mature for his age (age regression, isekai, transmigration in younger body, second chance)
Medical Knowledge: N/A
Medieval: The tag is to be used when the story is set in the Middle Ages, which is a period of European history between the 5th and 15th century.
Mercenaries: Either the main character or a secondary character is a mercenary, someone who complete various missions in order to gain rewards, particularly in wars.
Merchants: No definition found.
Military: This tag is to be used when the protagonist is a part of a militaristic group. Military is defined to be an organized army that fights for a nation, state, or organisation. Typically, there is a fixed command structure and strict rules.
Mind Break: When a major character goes into a passive, submissive, and completely indifferent mental state as a result of extensive mental and/or physical trauma.
Mind Control: The use of magic, technology, or hypnotism to change and control how someone thinks or acts.
Misandry: By definition, Misandry refers to the negative bias and prejudice against the male gender. The tag Misandry is to be used ONLY when in a female protagonist novel, the protagonist partakes in misandry.
Mismatched Couple: The tag is to be used when the main characters is in a romantic relationship with a person vastly different from them, in terms of personality, background, life views or lifestyle.
Mistaken Identity: This tag should be used if this common plot device is key to the central story.

Examples include the protagonist being switched at birth, mistaken as someone else, or mistook an important enemy/ally as the opposite role.

The Hiding True Identity tag should be used instead for a main character that purposefully conceals or otherwise intentionally obscures their other identities.
Misunderstandings: Where one of the lead characters in a novel misunderstands something about the situation/action of another character or themselves. And continues to do so whether as a gag or ignorance/naivety for a significant part of the novel.
MMORPG: MMORPG stands for Massively Multiplayer Online Role-Playing Game.
This tag indicates playing 'online multiplayer game' is an important part of the story elements.
This tag SHOULD NOT be used for protagonist who are transported/transmigrated/reincarnated into a game world. (as in the game became 'real life' of the protagonist)
Mob Protagonist: Tag to be used in a variety of situations where the main character assume the role of a unassuming/unremarkable/side character:-

1. The main character transmigrated/reincarnated into a fictional setting that the main character knews (video games, light novels et. al.), as anyone (a major character, a minor character or even an unknown) but the fictional main character him/herself. 

2. The main character transmigrated/reincarnated into a fantasy or parallel world as an extremely ordinary character, such as the member of a lower ranking race of the said fantasy or parallel world. 

3. The main character starts right away as an ordinary character of a fictional non-Earth world.
Models: The tag is to be used when the story is about models, the modeling industry or people who work as models.
Modern Day: This tag is used if the setting of the story is current or near-current Earth. Contrast Futuristic Setting, Ancient Times, Ancient China.
Modern Knowledge: This tag can be used in situations involving one of the leads utilizing modern science, math, politics, or any other recently developed field to give themselves an edge in less advanced civilizations.
Money Grubber: This is tag is used when main characters involved in novel are aggressively engaged in or preoccupied with making or saving money.
Monster Girls: creatures and other beings of a monster race that for gained/have a female form. Doesn't have to apply to the entirety of that race to use this tag. MUST play a role in the story.
Monster Society: the aggregate of monsters of the same race or different races living together in a more or less ordered community
Monster Tamer: Where the Main chacter or large portion of important characters have the ability to turn monsters and other creatures into their allies/pets.
Monsters: Tag is to be used ONLY if the protagonist of the series is a Monster (definition may vary based on novel). If the series has multiple protagonists, only use this tag if being a Monster(s) is a prominent feature of one of them. Can ALSO be used if there being Monster(s) has a big impact on the story.
Movies: This refers to the setting of the story. It is recommended to use this as an extension of the Acting tag, to indicate that the protagonist acts in movies. Or, it can be used to indicate that the setting consists of a cinema hall.
Mpreg: This tag is used when the universe where the story takes place has instances of male pregnancy, be it a rare occurrence or a norm. This tag is also used if there is a situation where a character identified as male in the universe is capable of becoming pregnant. 

This tag is only used together with Pregnancy tag if the protagonist or his partner is pregnant at some point of the story. If the pregnant male is not the protagonist or his partner, do not attach Pregnancy tag together with Mpreg tag.
Multiple Identities: This tag can be used if the protagonist has multiple different identities.
Multiple Personalities: This tag can be used if the protagonist has multiple different personalities.
Multiple POV: This tag is used if the storyline is being told/narrated through the viewpoints of multiple characters, not necessarily including the main character him/herself.
Multiple Protagonists: If a series has more than one protagonist, then this tag is to be used. This could include a rival who gets equal screen time, or multiple points of view. Also if in a series both the male and female leads are to be considered as protagonists, then this tag is to be used.
Multiple Realms: This tag is used if there exists different realms other than the one which protagonist rises from.
Multiple Reincarnated Individuals: This tag is used if there are other reincarnated people besides the protagonists.
Multiple Timelines: This tag is to be used to denote the existence of multiple timelines in the story. These timelines are expected to intersect at some point during plot progression. Different from the Time Travel tag, this tag is to be used ONLY when both the time lines get equal, or sufficient screen time simultaneously, or whatever format the author employs.
Multiple Transported Individuals: This tag is used if there are other transported people besides the protagonists.
Murders: To be used when the story deals with one or more murders, either being committed, investigated, solved or being a central plot point in the story.
Music: The Music tag is to be used if music is an important part of the story, whether it be such that the protagonist/important character is a musician or the style of writing includes music regularly in the story.
Mutated Creatures: where creatures are changed in someway by a external force (radiation/magic/humans/aliens) to behave and/or look differently from how it was originally. Most common would be zombie-like creatures or hybrids.
Mutations: The tag is to be used when the story deals with genetic mutations, whether in humans, animals, or organisms, and it has a considerable impact on the characters or plot of the book.
Mute Character: The tag is to be used when the main characters are unable to speak, or they don't speak on their own volition or some other reason throughout the story.
Mysterious Family Background: Where the protagonist has parents/family that play a major role in the story, but the protagonist doesn't know about it yet or is trying to find out.
Mysterious Illness: This tag is to be used when either the protagonist or the love interest suffers from a mysterious illness. This illness may be cured later on.
Mysterious Past: Where the protagonist has a past that either the readers and protagonist don't know or a past that the protagonist doesn't want to talk about. might or might not play a huge role in the story.
Mystery Solving: The tag is to be used when the story involves one or more mysteries that need to be solved, and the characters, usually a detective or amateur sleuth, use clues, evidence and reasoning to uncover the truth and solve the mystery.
Mythical Beasts: Tag is to be used ONLY if the protagonist of the series is a Mythical Beast (definition may vary based on novel). If the series has multiple protagonists, only use this tag if being a Mythical Beast is a prominent feature of one of them.
Mythology: The tag is to be used when the novel features elements from mythology, such as gods, goddesses, heroes, monsters, and legends from various cultural and historical myths, and how it influences the story or the characters.
Naive Protagonist: This tag is only to be used when the protagonist shows lack of wisdom or judgement for particular situations. But the naivety must play a major part of the novel and is a significant indication of their character. Not to be confused with 'Indecisive Protagonist'.
Narcissistic Protagonist: Personality disorder in the form of feeling yourself is very important.
Nationalism: Used when the story deliberately vilifies foreign nations and their people, while glorifying their own country.
Near-Death Experience: This tag is NOT recommended to be used for a cultivation or reincarnation/transmigration novel,unless a special explanation can be given. As the name suggests, this tag is to be used ONLY when the protagonist goes through a near death experience either before or during the course of the plot. This experience is expected to be a significant plot point which changes the outlook of the protagonist.
Necromancer: This tag is to be used if the protagonist is a necromancer by profession, or if necromancers are an important part of the story. A necromancer is a magician/sorcerer who specializes in magic related to death, and the recreation of dead beings.
Neet: This tag is used if the novel's major characters, not necessarily the main character only, are NEET (Not in Employment, Educational ot Training) characters.
Netorare: The protagonist or a love interest of the protagonist enters into a physical relationship with a third party and comes to prefer the third party over time, consequently either cheating or breaking up the original coupling.

If the protagonist is the one doing the seducing, use
Netorase: The protagonist or a love interest of the protagonist encourages their partner to cheat on him/her, either by asking their partner or by having a third party seduce or rape their partner. The intention behind it may range anywhere from a fetish to childmaking (when there's issues in that regard for the original couple). If the party left out is not supportive or if the involved party is unwilling at the start but comes to like the situation, use
Netori: The protagonist forces a love interest who is already in a relationship with a third party into a physical relationship, and the love interest comes to like it over time, thus either cheating or breaking up with their original partner. If the protagonist is the one having their partner seduced, use
Nightmares: Could refer to the setting of the story or suggest the importance of nightmares in the storyline. As a setting, the story could take place inside someone's nightmare, or a world shaped after people's nightmares. It could additionally mean that a important character has nightmares (due to trauma, mysterious powers, etc) which are relevant/important in the plot.
Ninjas: Tag is to be used if this novel major characters, not necessarily the main character only, has ninja as their occupation.
Nobles: The protagonist or another character has a distinct title given from the highest power, granting one some kind of authority when given. Nobles are usually individuals who have some influence in the government or have bought the title through means of wealth.
Non-humanoid Protagonist: This tag should be used if the main character is not a conventional human.
Non-linear Storytelling: This tag refers to the writing style where the progression of the story takes place in a non linear fashion, with events from different times in the time line being written in a jumbled format to generally increase the mystery elements. This tag is different from the flash back tag, in the sense that the sudden non linearity can be due to a future event suddenly being brought up, and not just a past event.
Nudity: This tag is to be used if the story contains instances of nudity. This nudity is meant to be in a sexual way. This tag doesn't include bare chested cultivators/fighters and stuff like that.
Nurses: This tag is related to, but not necessarily specific to, erotic/smut series. To be used if one of the sexual partners of the protagonist is a nurse. Or if the protagonist is a nurse himself/herself.
Obsessive Love: Extreme love to the point of insanity
Office Romance: romantic relationships between the main characters who work for the same company