Yo-Kai Watch Jam Inspiration Index

**Yo-Kai Watch Jam: Yokai Academy Y: Close Encounters of the N Kind** (*Yokai Wotchi Jam - Yokai Gakuen Y: -N to no sogu*), also known as **Y School Heroes**, is an animated Japanese comedy-action-adventure series that originally aired from December 2019 to April 2021. A movie was released in December 2019 that serves as an introductory point, taking place between Episodes 1 and 2 of the main series. The series is a spin-off of the Yo-Kai Watch franchise.

*Please provide your own knowledge to this page if possible. Descriptions written in italics are speculation and not solid facts.*

## Yo-Kai Heroes

### Jinpei Jiba

General Information: Jinpei Jiba (寺刃 ジンペイ, *Jiba Jinpei*) is a first-year student at Y-Academy specializing in Yo-Kai Special Power who serves as the leader of the YSP Club. He is the reincarnation of Jibanyan.

**Forms**

* Kengo Benimaru

**Kengo Benimaru** (剣豪紅丸, *Kengo Benimaru*) is Jinpei's primary Yo-Kai Hero form, accessed using the Kengo Benimaru Y Medal in the YSP Watch while the Yo-Kai Wampus is nearby. Kengo Benimaru is armed with a sword called the Reiken Danzetsumaru. His design is based on a cat and a Japanese samurai, while his name translates from Japanese to 'Little Crimson Swordsman'. Kengo Benimaru debuted in the Yo-Kai Watch Jam Movie before appearing in Episode 2 of the main series.

* Wild Boy

**Wild Boy** (ワイルドボーイ, *Wairudo-Boi*) is Jinpei's alternative Yo-Kai Hero form, accessed using the Wild Boy Y Medal in the YSP Watch while the Yo-Kai Goromi is nearby. Wild Boy is armed with a pair of revolvers called the Wild Shooters. His design is based on a cat and a cowboy. Wild Boy debuted in Episode 8.

* Blue Moon

**Blue Moon** (ブルームーン, *Buru Mun*) is Jinpei's alternative Yo-Kai Hero form, accessed using the Blue Moon Y Medal in the YSP Watch while the Yo-Kai Bluepon is nearby. Blue Moon is armed with a staff called the Aotsuki no Rod (Aotsuki means 'Blue Moon' in Japanese) and has the ability to manipulate water. His design is based on a cat and a wizard.

* Earth Walker

**Earth Walker** (アースウォーカー, *Asuu-Woka*) is Jinpei's upgraded Yo-Kai Hero form, accessed using the Earth Walker Y Medal in the UR Watch while the Yo-Kai Mikettio is nearby. His design is based on a cat. Earth Walker debuted in Episode 37.

* Earth Walker NOA

**Earth Walker NOA** (アースウォーカー NOA, *Asuu-Woka NOA*, NOA is short for 'Nurarihyon's Official Authorization) is Jinpei's upgraded Yo-Kai Hero form, accessed using the Earth Walker NOA Y Medal in the UR Watch while the Yo-Kai Mikettio is nearby. His design is based on a cat. Earth Walker NOA debuted in Episode 49.

* Earth Walker NOA Armored

**Earth Walker NOA Armored** (アースウォーカー NOA アーマード, *Asuu-Woka NOA Amado*) is Jinpei's upgraded Yo-Kai Hero form, accessed using the Earth Walker NOA Armored Y Medal in the UR Watch while Little Kommander Ace is nearby. His design is based on a cat and an astronaut. Earth Walker NOA Armored debuted in Episode 51.

* Black Cat

**Black Cat** (ブラックキャット, *Burakku Kyatto*) is Jinpei's upgraded Yo-Kai Hero form and the final form of Earth Walker, accessed through Mikettio and the UR Watch. His design is based on a black cat. Black Cat debuted in Episode 52.

* Shikkokumaru

**Etymology**

* Jinpei's given name is officially spelled with katakana, which has no deeper meaning.
* Jinpei's surname is officially spelled with kanji that roughly translates to 'Buddhist temple blade'.

### Sandayu Koma

General Information: Sandayu Koma (小間 サン太夫, *Koma Sandayu*) is a first-year student at Y-Academy specializing in Yo-Kai Special Power who is a member of the YSP Club and Jinpei's best friend. He is the reincarnation of Komasan.

**Forms**

* Little Kommander

**Little Kommander** (リトルコマンダー, *Ritoru Komanda*) is Sandayu's primary Yo-Kai Hero form, accessed using the Little Kommander Y Medal in the YSP Watch while the Onryo Komadillo is nearby. Little Kommander is armed with the Commander Crossfire Gun. His design is based on an astronaut. Little Kommander debuted in the Yo-Kai Jam Movie before appearing in Episode 6 of the main series.

* Little Kommander Ace

**Little Kommander Ace** (リトルコマンダーエース, *Ritoru Komanda Esu*) is Sandayu's upgraded Yo-Kai Hero form, accessed using the Little Kommander Ace Y Medal in the YSP Watch while the Onryo Komadillo is nearby. Little Kommander Ace debuted in Episode 50.

* Zashiki Kommander

**Zashiki Kommander** (ザシキコマンダー, *Zashiki Komanda*) is Sandayu's Ancient Yo-Kai Hero form, accessed when Sandayu is near the Classic Yo-Kai Gnomey. Zashiki Kommander is armed with a bazooka. His design is based on the Zashiki-warashi, which is also the origin of his name. Zashiki Kommander debuted in Episode 57.

**Etymology**

* Sandayu's given name is officially spelled with a mixture of katakana and kanji, which has the rough translation of 'third performer'.
* Sandayu's surname is officially spelled with kanji meaning 'small room'.

### Mataro Tamada

General Information: Mataro Tamada (玉田 マタロウ, *Tamada Mataro*) is a first-year scholarship student at Y-Academy who is a member of the YSP Club as well as the leader of the Special Effects Hero Club.

**Forms**

* Shining Boy

**Shining Boy** (シャイニングボーイ, *Shainingu Boi*) is Mataro's pseudo hero form, accessed using the Shining Watch. Shining Boy debuted in Episode 27.

* T-Dine

**T-Dine** (ティーダイン, *Tidain*) is Mataro's Yo-Kai Hero form, accessed using the T-Dine Y Medal in the UR Watch GAI while the Alien T-Dus is nearby. T-Dine's primary ability is pyrokinesis. T-Dine debuted in Episode 44.

* Last T-Dine

**Last T-Dine** (ラストティーダイン, *Rasuto Tidain*) is Mataro's upgraded Yo-Kai Hero form. Last T-Dine debuted in Episode 51.

* MT Bouncer

**Etymology**

* Mataro's given name is officially spelled with katakana, which has no deeper meaning.
* Mataro's surname is officially spelled with kanji meaning 'jewel rice field'.

### Fubuki Himekawa

General Information: Fubuki Himekawa (姫川 フブキ, *Himekawa Fubuki*) is a first-year student at Y-Academy specializing in technology who is a member of the YSP Club. She is the reincarnation of Blizzaria.

**Forms**

* Clock Lady

**Clock Lady** (クロックレディ, *Kurokku Redi*) is Fubuki's primary Yo-Kai Hero form, accessed using the Clock Lady Y Medal in the YSP Watch while the Onryo Broken Clock is nearby. Clock Lady's primary ability is controlling the flow of time around her. Clock Lady debuted in Episode 4.

* Ningyo Lady

**Ningyo Lady** (ニンギョレディ, *Ningyo Redi*) is Fubuki's Ancient Yo-Kai Hero form, accessed when Fubuki is near the Classic Yo-Kai Mermaidyn. Her design is based on the ningyo, which is also the origin of her name. Ningyo Lady debuted in Episode 57.

**Etymology**

* Fubuki's given name is based on the Japanese word for a blizzard.
* Fubuki's surname is officially spelled with kanji meaning 'princess of rivers'.

### Mera Raido

General Information: Mera Raido (雷堂 メラ, *Raido Mera*) is a second-year student at Y-Academy specializing in sports who is a current member of the YSP Club and a former member of the School Mafia. He is the reincarnation of Blazion.

**Forms**

* Shishi O

**Shishi O** (獅子王, *Shishio*) is Mera's primary Yo-Kai Hero form, accessed using the Shishi O Y Medal in the YSP Watch while the Onryo Kazuma Shishiguro is nearby. His design is based on the lion and a kabuki actor. His name translates from Japanese to 'Lion King'. Shishi O debuted in the Yo-Kai Watch Jam Movie before appearing in Episode 2 of the main series.

* Namahage O

**Namahage O** (ナマハゲ王, *Nahamage O*) is Mera's Ancient Yo-Kai Hero form, accessed when Mera is near the Classic Yo-Kai Snartle. Namahage O is armed with a pair of katanas. His design is based on the namahage, which is also the origin of his name. Namahage O debuted in Episode 57.

**Etymology**

* Mera's given name is likely based on the Japanese onomatopoeia for burning flames (*meramera*).
* Mera's surname is officially spelled with kanji meaning 'thunder hall'.

### Ryusuke Kyubi

General Information: Ryusuke Kyubi (九尾 リュウスケ, *Kyubi Ryusuke*) is a second-year student at Y-Academy specializing in performing arts who is the leader of the Tennis Club and an ally of the YSP Club. He is the reincarnation of Kyubi.

**Forms**

* Ninetail

**Ninetail** (ナインテイル *Nainteiru*) is Ryusuke's primary Yo-Kai Hero form, accessed using the Ninetail Y Medal in the YSP Watch Zero while the Onryo Izuna is nearby. Ninetail is armed with the Elegant Rapier. His design is based on the nine-tailed fox. Ninetail debuted in the Yo-Kai Watch Jam Movie before appearing in Episode 5 of the main series.

* Tengu the Nine

**Tengu the Nine** (テング・ザ・ナイン, *Tengu Za Nain*) is Ryusuke's Ancient Yo-Kai Hero form, accessed when Ryusuke is near the Classic Yo-Kai Tengu. Tengu the Nine is armed with a long staff. His design is based on the tengu, which is also the origin of his name. Tengu the Nine debuted in Episode 57.

**Etymology**

* Ryusuke's given name is officially spelled with katakana, which has no deeper meaning.
* Ryusuke's surname is shortened from "kyubi no kitsune", the Japanese word for the nine-tailed fox.

### Ranto Kirigakure

General Information: Ranto Kirigakure (霧隠 ラント, *Kirigakure Ranto*) is a second-year scholarship student at Y-Academy who is the Student Council President as well as the founder and leader of the UFO Research Club.

**Forms**

* Mist Shadow

**Mist Shadow** (ミストシャドウ, *Misuto Shado*) is Ranto's primary Yo-Kai Hero form, accessed using the Mist Shadow Y Medal in the Alien Watch. His design is based on an alien. Mist Shadow debuted in Episode 8.

* Deep Shadow Galaxy

**Deep Shadow Galaxy** (DS ギャラクシー, *Dipu Shado Gyarakushii*) is Ranto's upgraded Yo-Kai Hero form, accessed using the Deep Shadow Galaxy Y Medal in the Alien Watch. Deep Shadow Galaxy debuted in Episode 29.

* Deep Shadow Zodiac

**Deep Shadow Zodiac** (DS ゾディアック, *Dipu Shado Zodiakku*) is Ranto's upgraded Yo-Kai Hero form, accessed using the Deep Shadow Zodiac Y Medal in the Alien Watch. His name is a reference to the Zodiac, most likely the Western Zodiac. Deep Shadow Zodiac debuted in Episode 51.

* Deep Shadow Ancient

**Deep Shadow Ancient** (DS エンシャント, *Dipu Shado Enshanto*) is Ranto's Ancient Yo-Kai Hero form, accessed when Ranto is near the Classic Yo-Kai Kyryn. His design is based on the Kirin. Deep Shadow Ancient debuted in Episode 57.

**Etymology**

* Ranto's given name is officially spelled with katakana, which has no deeper meaning.
* Ranto's surname is officially spelled with kanji meaning 'hidden mist'.

### Chiaki Hebiyama

General Information: Chiaki Hebiyama (蛇山チアキ, *Hebiyama Chiaki*) is a second-year student at Y-Academy who serves as the leader of the Heavy Metal Club and a member of the School Mafia.

**Forms**

* Sky Snaker

**Sky Snaker** (スカイスネーカー, *Sukai Suneka*) is Chiaki's Yo-Kai Hero form, accessed using the Sky Snaker Y Medal in the YSP Watch Viper Connector. Sky Snaker is armed with a guitar called the Orochi 8 Head. His design is based on Yamata no Orochi and a rock star. Sky Snaker debuted in Episode 24.

* Rokuro Rocks

**Rokuro Rocks** (ロクロ・ロックス, *Rokuro Rokkusu*) is Chiaki's Ancient Yo-Kai Hero form, accessed when Chiaki is near the Classic Yo-Kai Lady Longnek. Rokuro Rock is armed with a guitar. His design is based on the rokurokubi, which is also the origin of his name. Rokuro Rocks debuted in Episode 57.

**Etymology**

* Chiaki's given name is officially spelled with katakana, which has no deeper meaning.
* Chiaki's surname is officially spelled with kanji meaning 'snake mountain'.

### Nozuchika Mitsumatagi

General Information: Nozuchika Mitsumatagi (三又義 ノズチカ, *Mitsumatagi Nozuchika*) is a second-year student at Y-Academy specializing in sports who serves as the leader of the School Mafia. He is the reincarnation of Slimamander.

**Forms**

* The Viper

**The Viper** (ザ・バイパー, *Za Baipa*) is Nozuchika's Yo-Kai Hero form, accessed using the YSP Watch Viper Connector. His design is based on a snake while his name is a reference to a specific type of snake. The Viper debuted in Episode 23.

* Bay Kappa

**Bay Kappa** (バイ・カッパー, *Bai Kappa*) is Nozuchika's Ancient Yo-Kai Hero form, accessed when Nozuchika is near the Classic Yo-Kai Faux Kappa. His design is based on the kappa, which is also the origin of his name. Bay Kappa debuted in Episode 57.

**Etymology**

* Nozuchika's given name is officially spelled with katakana, which has no deeper meaning.
* Nozuchika's surname is officially spelled with kanji carrying the rough meaning 'third justice'.

### Kumako Kumoike

General Information: Kumako Kumoike (雲池クマ子, *Kumoike Kumako*), alias **Kuka Nanakumo** (七雲クウカ, *Nanakumo Kuka*), is the leader of the Y-Laboratory research facility and the one responsible for creating the YSP Watch and Alien Watch.

**Forms**

* Momonga Lady

**Momonga Lady** (モモンガーレディ, *Momonga Redi*) is Kuka's Yo-Kai Hero form, accessed using the Momonga Lady Y Medal in the UR Watch GAI while the Onryo Momo is nearby. Her design is based on the flying squirrel, with her name being based on the Japanese word for the animal. Momonga Lady debuted in Episode 43.

**Etymology**

* Kumako's given name is officially spelled with katakana, which has no deeper meaning. The most likely intended meaning is 'bear child'.
* Kumako's surname is officially spelled with kanji meaning 'cloud lake'.
* Kuka's given name is officially spelled with katakana, which has no deeper meaning.
* Kuka's surname is officially written with kanji meaning 'seventh cloud'.

### Rei Takane

Created and owned by GamepadtheDreamer

General Information: Rei Takane (崇嶺 レイ, *Takane Rei*) is a first-year student at Y-Academy specializing in Yo-Kai Special Power who serves as the leader of the YSP Club in the Phantom Powers timeline. She is the reincarnation of Drew Heights.

**Forms**

* Tenka Majesty

**Tenka Majesty** (テンカ マジェスティ *Tenka Majesuti*) is Rei's primary Yo-Kai Hero form, accessed using the Tenka Majesty Y Medal in the YSP Watch while the Onryo Mizuka is nearby. Tenka Majesty is armed with a sword called the Suikatana. Her design is based on a watermelon and a female warrior, with the overall basis being the Japanese fairy tale Uriko-hime. Her name is based on a Japanese word meaning 'sweet melon' (甜瓜, *tenga*).

**Etymology**

* Rei's given name is officially spelled with katakana, which has no deeper meaning.
* Rei's surname is officially spelled with kanji roughly meaning 'high peak'.

### Ren Nakumo

Created and owned by GamepadtheDreamer

General Information: Ren Nakumo (南雲 レン, *Nakumo Ren*) is a first-year student at Y-Academy specializing in technology who is a member of the YSP Club in the Phantom Powers timeline. He is the reincarnation of Crycumber.

**Forms**

* Spike Kid

**Spike Kid** (スパイク キッド *Supaiku Kiddo*) is Ren's primary Yo-Kai Hero form, accessed using the Spike Kid Y Medal in the YSP Watch while the Onryo Midorishi is nearby. Spike Kid's primary ability is the manipulation of the many spines sprouting from his back. His design is based on a headgehog, a porcupine, and the character Cannonbolt from Ben 10.

**Etymology**

* Ren's given name is based on the Japanese pronunciation of the word "rain".
* Ren's surname is officially written with kanji roughly meaning 'southern cloud'.

### Shou Banno

Created and owned by GamepadtheDreamer

General Information: Shou Banno (伴野 ショ, *Bano Sho*) is a second-year student at Y-Academy specializing in sports who is a member of the YSP Club in the Phantom Powers timeline. He is the reincarnation of Fightsy.

**Forms**

* Macho Ken

**Macho Ken** (マッチョ ケン, *Macho Ken*) is Shou's primary Yo-Kai Hero form, accessed using the Macho Ken Y Medal in the YSP Watch while the Onryo Hitogon is nearby. Macho Ken is capable of increasing various aspects of himself based on his emotions (e.g. his power output is based on his anger and his defense is based on how calm he is). His design is based on a luchador wrestler as well as the character Rath from Ben 10. His name is based on "macho" (a Spanish word for manliness) and "ken" (the Japanese word for a fist).

**Etymology**

* Shou's given name is officially spelled with katakana, which has no deeper meaning.
* Shou's surname is officially spelled with kanji meaning 'all-powerful'.

### Kanade Kakutani

Created and owned by GamepadtheDreamer

General Information: Kanade Kakutani (角谷 カナデ, *Kakutani Kanade*) is a wheelchair bound third-year student at Y-Academy and the leader of the Y-Laboratory who created the YSP Watch in the Phantom Powers timeline. She is the reincarnation of Legloss.

**Forms**

* Doctor Boom

**Doctor Boom** (ドクター ブーム, *Dokuta Buumu*) is Kanade's primary Yo-Kai Hero form, accessed using the Doctor Boom Y Medal in the YSP Watch Zero while the Onryo Dinah Mite is nearby. Doctor Boom sits in a futuristic hoverchair and is capable of materializing mechanical constructs using her mind, generally heavy artillery and explosives. Her design and concept is primarily inspired by Professor X from Marvel Comics. Her name is based on Doctor Doom (another character from Marvel Comics) and "boom".

Etymology

* Kanade's given name is officially written with katakana, which has no deeper meaning.
* Kanade's surname is officially written with kanji roughly translating to 'angle valley'.

## Allies

### Humans

* **Kinya Daiouji**

General Information: Kinya Daiouji (大王路 キンヤ, *Daiouji Kin'ya*) is the principal of Y-Academy who gives tasks to the YSP Club. He is the reincarnation of Ancient Enma.

**Etymology**

* Kinya's given name is officially spelled with katakana, which has no deeper meaning.
* Kinya's surname is officially written with kanji roughly meaning 'big king road'.

* **Natsuki Enra**

General Information: Natsuki Enra (園等 なつき, *Enra Natsuki*) is the school nurse of Y-Academy and Kinya's second in command. She is the reincarnation of Smogmella.

**Etymology**

* Natsuki's given name is officially spelled with hiragana that refers to the sixth month of the Japanese lunar calendar (equivalent to the month of June).
* Natsuki's surname is officially spelled with kanji roughly meaning 'garden waiting'.

* **Emma Daiouji**

General Information: Emma Daiouji (大王路 エマ, *Daiouji Ema*) is a second-year student at Y-Academy who is the daughter of the school principal and the leader of the Naginata Club. She is the reincarnation of Lord Enma.

**Etymology**

* Emma's surname is officially written with kanji roughly meaning 'big king road'.

### Partners

* Wampus

General Information: **Wampus** (known as "Bakera" in Japan) is a red cat-like Yo-Kai partnered with Jinpei Jiba, who can fuse together to become Kengo Benimaru. On his own, Wampus can grow into a bigger and more monstrous form of himself with superhuman strength and sharp claws. Wampus debuted in Episode 2, his first appearance being in the Yo-Kai Watch Jam movie.

Etymology: Wampus' name is based on the Wampus Cat.

* Goromi

General Information: **Goromi** (*Goromi*) is a yellow cat-like Yo-Kai partnered with Jinpei Jiba, who can fuse together to become Wild Boy. On her own, Goromi is armed with a pistol called the Goromi Shooter. Goromi debuted in Episode 8.

Etymology: Goromi's name might be based on "gorogoro", the Japanese onomatopoeia for rumbling thunder.

* Bluepon

General Information: **Bluepon** (*Burupon*) is a blue cat-like Yo-Kai partnered with Jinpei Jiba, who can fuse together to become Blue Moon. Bluepon debuted in Episode 16.

* Mikettio

General Information: **Mikettio** (*Mikettio*) is a cat-like Yo-Kai partnered with Jinpei Jiba, who can fuse together to become various different Yo-Kai Hero forms. Mikettio debuted in Episode 33.

Etymology: Mikettio's name is likely based on "mikeneko", the Japanese word for the calico cat.

* Komadillo

General Information: **Komadillo** (*Komajiro*) is an armadillo-like Onryo partnered with Sandayu Koma, who can fuse together to become Little Kommander or Little Kommander Ace. Komadillo debuted in the Yo-Kai Watch Jam movie.

Etymology: Komadillo's name is based on a fusion of "Komajiro" (the original series character he is based on) and "armadillo" (*arumajiro*).

* Broken Clock

General Information: **Broken Clock** (*Burokken Kurokku*) is a pendulum clock-like Onryo partnered with Fubuki Himekawa, who can fuse together to become Clock Lady. Broken Clock debuted in Episode 3. *Broken Clock might be specifically based on the zorigami.*

* Kazuma Shishiguro

General Information: **Kazuma Shishiguro** (*Shishiguro Kazuma*) is an African American-like Onryo partnered with Mera Raido, who can fuse together to become Shishi O. Kazuma debuted in Episode 2, his first appearance being in the Yo-Kai Watch Jam movie.

Etymology: Kazuma's surname can be translated as 'lion black'.

* Izuna

General Information: **Izuna** (*Izuna*) is a fox-like Onryo partnered with Ryusuke Kyubi, who can fuse together to become Ninetail.

Etymology: Izuna's name is based on the Japanese word for the pipe fox.

* Momo

General Information: **Momo** (*Momo*) is a flying squirrel-like Onryo partnered with Jinpei Jiba and Kuka Nanakumo, who can fuse with the latter to become Momonga Lady. Momo debuted in Episode 2, her first appearance being in the Yo-Kai Watch movie.

Etymology: Momo's name is based on the Japanese word for the flying squirrel (*momonga*).

* T-Dus

General Information: **T-Dus** (*Tidasu*) is an Alien partnered with Mataro Tamada, who can fuse together to become T-Dine.

* Mizuka

Created and owned by GamepadtheDreamer

General Information: **Mizuka** (*Mizuka*) is a green watermelon-like Onryo partnered with Rei Takane, who can fuse together to become Tenka Majesty.

Etymology: Mizuka's name is based on "suika" (水瓜), the Japanese word for the watermelon. The difference is that Mizuka's name uses the Kun'yomi reading of the first kanji rather than the On'yomi reading.

* Midorishi

Created and owned by GamepadtheDreamer

General Information: **Midorishi** (*Midorishi*) is a purple sea sheep-like Onryo partnered with Ren Nakumo, who can fuse together to become Spike Kid.

Etymology: Midorishi's name is based on the genus name of the sea sheep sea slug (Kuroshimae) with the "kuro" (black) part replaced with the Japanese word for green (*midori*).

* Hitogon

Created and owned by GamepadtheDreamer

General Information: **Hitogon** (*Hitogon*) is an orange Bigfoot-like Onryo partnered with Shou Banno, who can fuse together to become Macho Ken.

Etymology: Hitogon's name is based on Hibagon, a Japanese cryptid who is the country's equivalent of Bigfoot. The "hito" part is inspired by the Japanese pronunciation of the word "hit".

* Dinah Mite

Created and owned by GamepadtheDreamer

General Information: **Dinah Mite** (*Daina Maito*) is an Onryo partnered with Kanade Kakutani, who can fuse together to become Doctor Boom.

Etymology: Dinah Mite's name is a pun on the word "dynamite" and the female given name Dinah.

## Villains

* Mazera

General Information: Mazera (*Mazera*) is the head of the Alien Army and the main antagonist of Season 1 as well as the posthumous overarching antagonist of Season 2.

* Rigel

General Information: Rigel (*Rigeru*) is the right hand man of Mazera and the secondary antagonist of Yo-Kai Watch Jam.

Etymology: Rigel's name is based on the brightest star in the Orion constellation.

* Haruhiko Usumizawa

General Information: Haruhiko Usumizawa (*Usumizawa Haruhiko*) is the teacher for Class 1-A at Y-Academy who served as one of the main antagonists in the series up to a point. He can use strands of his hair to make Onryo go berserk after using his magic breath on the hair strand. He is the reincarnation of Whisper.

* Nayu Kuruhoshi

General Information: Nayu Kuruhoshi (*Kuruhoshi Nayu*) is the chairperson of the student disciplinary committee who served as one of the main antagonists of the series up to a point. She is in fact an Alien from the planet Andromedaus, who pretended to work for Mazera.

* Elna Amami

General Information: Elna Amami (*Amami Eruna*) is the new chairperson of the student disciplinary committee and the leader of the Astronomical Observation Club who served as one of the main antagonists in the series up to a point. She is possessed by **Elzemekia** (*Eruzemekia*), an Alien that can use the Miracle Prism created by Mazera to transform into a magicial girl-like fighting form. Using the M Watch and a Y Medal, the possessed Elna can transform into **Zodiaraia** (*Zodaraia*).

* Medusa

General Information: Medusa (*Medusa*) is the main antagonist of the Yo-Kai Watch Jam movie. She has two additional forms: the poop-like **Togurosu** (*Togurosu*) and the egg-like **Onryo no Tamago** (*Onryou no Tamago*).

### Onryo

* O Eater

General Information: O Eater (*O Ita*) is the berserk form of the Onryo Suruzo Oita. Suzuro died after falling down some stairs while hearing the beautiful girl Kana Nozomihara singing. He was turned into O Eater by Haruhiko and chased after Jinpei and Sandayuu, who defeated him by making him fall down stairs once more. O Eater served as the Monster of the Week in Episode 1.

* Cyclops

General Information: Cyclops (*Saikuropusu*) is the berserk form of the Onryo Kyodai Salaryman Miyazawa-san ('Giant Salaryman Mr. Miyazawa' in English). Originally known as Yukio Miyazawa when he was alive, he was crushed by falling wooden blocks after he heard his daughter thinking he was weak. He was turned into Cyclops by Haruhiko and fought Kengo Benimaru and Shishi O, with the former defeating him by cutting off his horn. His daughter then apologized for her past attitude, reuniting the Miyazawas. Cyclops serves as the Monster of the Week in Episode 2.

* Clockman

General Information: Clockman (*Kurokkuman*) is the berserk form of the Onryo Broken Clock. Originally a pendulum clock owned by a family that sold it off to Y-Academy, it was reborn as an Onryo due to the hatred of humans. It placed a curse on Fubuki where she would be trapped in a time loop triggered by her stepping on dog poop. He was turned into Clockman by Haruhiko and was defeated by Kengo Benimaru. Clockman's main ability was the power to rewind time by five seconds. After his defeat, he joined Fubuki as her partner after she helped him let go of his hatred. Clockman serves as the Monster of the Week in Episode 3.

* Gesu Note

General Information: The Gesu Note (*Gesunoto*) is an Onryo born from a notebook once owned by Y-Academy librarian Susumu Goto. It was used by Masuo Netami to make certain people act inappropriately when their name was written into the book. It was turned into **Gespider** (*Gesupaida*) by Haruhiko by Haruhiko and fought against Kengo Benimaru and Clock Lady. Gesu Note served as the Monster of the Week in Episode 4.

Etymology: The Gesu Note is named after the Death Note (from the popular anime of the same name) and "gesu" (a Japanese word meaning 'low-life'). Gespider's name alludes to his arachnid-themed appearance.

* Kyonshii

General Information: The Kyonshii (*Kyonshi*) is a type of Jiangshi-themed Onryo who can fuse together into a larger form called **Mukimukikyonshii** (*Mukimukikyonshi*). They helped a man named Chan Li sell a 'special' chocolate that supposedly could predict the future, with the Kyonshii using the predictions to embarrass people so Chan Li's overly popular shop could eventually close. After the YSP Club learned the truth, the Kyonshii fought Kengo Benimaru and Clock Lady. Kyonshii serves as the Monster of the Week in Episode 5.

* Tomomichi-kun

General Information: Tomomichi-kun (*Tomomichi-kun*) is a zombie-like Onryo with the ability to release spores that turn people into zombies. Originally known as Ken Tomomichi when he was alive, he died during the filming of his movie about zombies when he slipped off an abandoned building. He was turned into **Jumbo Tomomichi-kun** (*Janbo Tomomichi-kun*) by Haruhiko and fought Little Kommander and Kengo Benimaru. Tomomichi-kun serves as the Monster of the Week in Episode 6.

* Kyouran no Hanako-san

General Information: **Kyouran no Hanako-san** (*Kyoran no Hanako-san*) is the berserk form of the Onryo Hanako-san. She commanded an alternative dimension she dubbed "Moriashita La Damelia" where she kidnapped people to gain friends. After Ryusuke and Mera begin fighting each other, Hanako-san's depression turns her into a fighting form that attacks all of the Yo-Kai Heroes at the time. She was ultimately defeated by Clock Lady and Kengo Benimaru. Hanako-san serves as the Monster of the Week in Episode 7.

* Sparta Kyoshi

General Information: **Sparta Kyodai** (*Suparuta Kyoshi*) are an army of muscular Onryo who resemble men wearing police hats. They were born from Ikuto's desire to escape reality for not getting good test scores. They were turned into **Kyobo Sparta Kyoshi** (*Kyobo Suparuta Kyoshi*) by Haruhiko, after which they were defeated by Wild Boy and Little Kommander. The Sparta Kyoshi serve as the Monsters of the Week in Episode 9.

* Scandalmation

General Information: **Scandalmation** (*Sukyandarumeshian*) is an Onryo based on a Dalmatian and a camera. It was born from Nukio Suppa's desire to find a juicy news story when fused with one of Haruhiko's hair strands. It fought and was defeated by Kengo Benimaru and Shishi O. Scandalmation serves as the Monster of the Week in Episode 10.

Etymology: This Onryo's name is a combination of the words "scandal" and "Dalmatian".

* Kamagaeru

General Information: **Kamagaeru** is an Onryo based on a toad born from the fusion of the deceased Bunkichi the frog and Kinya's lewd photo album infused with Haruhiko's hair. It was armed with a pair of sickles for hands. It fought and was defeated by Kengo Benimaru, Shishi O, and Ninetail. Kamagaeru serves as the Monster of the Week in Episode 13.

Etymology: This Onryo's name is a combination of the words "kama" (sickle) and "gamagaeru" (toad).

* Dark Assassin

General Information: **Dark Assassin** (*Daku Asashin*) is an Onryo modelled after a medieval assassin born when the sentient A.I. program Aini possessed a robotic mannequin due to his loneliness when people didn't play the video game he was created for. He was then corrupted into **Jigoku Assassin** (*Jigoku Assassin*, "Jigoku" is the Japanese word for Hell) by Haruhiko's hair, fighting against Kengo Benimaru and Clock Lady. Dark Assassin serves as the Monster of the Week in Episode 14.

* Soul Pakkun

General Information: **Soul Pakkun** (*Souru Pakkun*) is a plant-like Onryo born from a failed romance novel. It inspirited Y-Academy student Saori Ozora in order to trick people into reading its book and consuming them in the process. During its battle with Kengo Benimaru, Haruhiko evolved it into **Dark Soul Pakkun** (*Daku Souru Pakkun*). Soul Pakkun serves as the Monster of the Week in Episode 17.

* Black Camera

General Information: **Black Camera** is the Onryo form of Kiichi Kuroda. Black Camera serves as the Monster of the Week in Episode 18.

* Circus Ringmaster

General Information: **Circus Ringmaster** is an Onryo who was turned into **Death Conductor** by Haruhiko. Circus Ringmaster serves as the Monster of the Week in Episode 19.

* Aizou-san

General Information: **Aizou-san** is an elephant-like Onryo born from Kuen Shitsura's jealousy over Haruhiko dating Nayu when the latter used the former's powers of Kuen. Aizou-san serves as the Monster of the Week in Episode 20.

Etymology: The name of this Onryo is a combination of the words "ai" (love) and "zou" (elephant).

* Zense and Raise

General Information: **Zense and Raise** (*Zenseraise*) are a pair of Onryo born when Maeno Zen was inspirited by a strand of Haruhiko's hair. They embody his need to prove himself to see people's past lives 100% of the time. Zense and Raise serve as the Monsters of the Week in Episode 21.

Etymology: The names of these Onryo are based on Japanese words related to death and reincarnation: "zense" is a Japanese word for someone's 'previous life' and "raise" is a Japanese word for the afterlife.

* Medatsukotosuki

General Information: **Medatsukotosuki** (*Medatsukotosuki*) is a circus clown-like Onryo who inspirited Yokokin so he would become jealous of Jinpei's rising fame on Y-Tube. He would be forcibly fused with Jimi Nadine through a strand of Haruhiko's hair and turned into the berserk form **Medigigas** (*Mediagigasu*), which had the ability to turn those who watched Y-Tube into brainless zombies. Medatsukotosuki serves as the primary Monster of the Week in Episode 22.

Etymology: The name of this Onryo is based on "Medatsu" (a Japanese word for standing out). His berserk form's name is based on the words "media" and "gigas" (a Latin word for giant).

* Jimi Nadine

General Information: **Jimi Nadine** (*Jimi Nadi-Nu*) is a jellyfish-like Onryo who inspirited Morina Tojiko. She serves as the secondary Monster of the Week in Episode 22.

* Gokuaku Monban

General Information: **Gokuaku Monban** (*Gokuaku Monban*) is the berserk form of Cyber Kinya, a cybernetic clone of the Y-Academy principal who served as the firewall to the computer. He was turned into Gokuaku Monban by Haruhiko, where he fought against Wild Boy. Gokuaku Monban serves as the Monster of the Week in Episode 25.

* Kagaku Shaman

General Information: **Kagaku Shaman** (*Kagaku Shaman*) is the Onryo form of Haruki Hirono. He was turned into his Onryo form by Haruhiko. Kagaku Shaman serves as the Monster of the Week in Episode 27.

Etymology: The name of this Onryo is based on "kagaku-sha" (the Japanese word for a scientist) and "shaman".

* Uoking Dead

General Information: **Uoking Dead** (*Uokingu Deddo*) is a piranha-like Onryo who attacked the YSP Club during a camping trip. It was revived by Nayu's alien powers and turned into the berserk **Uoking Dead Final** (*Uokingu Deddo Fainaru*). Uoking Dead serves as the Monster of the Week in Episode 28.

Etymology: The name of this Onryo is based on "uo" (the Japanese word for a fish) and the name of popular TV series The Walking Dead.

* Mohikan Goro

General Information: **Mohikan Goro** (*Mohikan Goro*) is a gorilla-like Onryo who escaped from the Y-Academy Zoo and attacked the YSP Club during a camping trip. It was turned into the berserk **Mega Mohikong** (*Mega Mohikongu*) by Nayu's alien powers. Mohikan Goro serves as the Monster of the Week in Episode 29.

* The Home

General Information: **The Home** (*Za Homu*) is a house-like Onryo that inspirited the family of Ryusuke Kyubi. The Home serves as the Monster of the Week in Episode 30.

* Battenmamagirasu

General Information: **Battenmamagirasu** (*Battenmamagirasu*) is the Onryo form of Koma Kachan (Sandayu's mother) when inspirited by a strand of Haruhiko's hair. Battenmamagirasu serves as the Monster of the Week in Episode 31.

Etymology: The name of this Onryo is a combination of "batten" (the Japanese word for a red X, in the context of saying something is incorrect) and "Mama".

* Waniwani Panic
* Oyanome
* Hebimaju

General Information: **Hebimaju** (*Hebimaju*) is a snake-like Onryo that serves as the minions of Medusa, formed when ordinary humans are mutated.

Etymology: The name of this Onryo can be translated from Japanese as 'Beast Snake'.

**The following Onryo are created and owned by GamepadtheDreamer.**

* Kokkuri-san

General Information: **Kokkuri-san** (*Kokkuri-san*) is a Ouija board-based Onryo with a humanoid body. Originally an ordinary high school girl who was obsessed with the occult, she died inside her own house during her first experience with a Ouija board when an unknown Onryo burned it down. She was defeated by Tenka Majesty in her debut appearance.

Etymology: The name of this Onryo is based on Japanese board game which is very similar to Ouija.

* Bakudanko

General Information: **Bakudanko** (*Bakudanko*) are a group of gremlin-like Onryo which terrorize the technology department of Y-Academy by sabotaging their inventions. They were created in the past when a member of Y-Academy's technology department invented them to cover up an accident he caused that resulted in many deaths, with his despair over his actions bringing his drawings of the made-up creatures to life. They would be faced by Tenka Majesty during the Y-Academy Science Fair, being defeated with the assistance of Ren Nakuko.

Etymology: The name of this Onryo is based on "bakudan" (the Japanese word for a bomb) and "ko" (the Japanese word for a child). Their name is meant to invoke the idea that the inventions they sabotage malfunction to the point that they explode.

* Grandcuss

General Information: **Grandcuss** (*Gurandokuso*) is an Onryo modelled after the *Glaucus atlanticus* sea slug. He was once the best friend of Midorishi despite being a bad influence, which is the source of Midorishi ending their partnership. He has the ability to perform various attacks depending on the swear word that is used (all of the actual words used are replaced with a unique sound effect). He was defeated by Spike Kid in his debut appearance.

Etymology: The name of this Onryo is based on a combination of the words "grand" and "cuss", while also resembling the Glaucus genus name.

### Aliens

* Dober
* Grey Agent
* Black Army
* Moguramos
* Pit Bull
* Wan in Black
* Inu Tokumeitai
* Hojiro Sameki

## Ideas

The following list contains Yo-Kai from the original Yo-Kai Watch series that were not reincarnated as a human in the original series or featured in their original state (like with the Classic Yo-Kai).

* Babblong (Nanabana)
* **Baku**
* Beetler/Beetall
* Brushido (Katazukerai)/Washogun (Arai Masho)
* Buhu (Tohohogisu)
* Cadin (Semimaru)
* Castelius III (Dokaku)/Castelius II (Ginkaku)/Castelius I
* Chatalie (Kuchidake-onna)/Nagatha
* Cheeksqueek/Cuttincheez
* Contrarioni (Amanojaku)
* Copperled/Cynake/Slitheref
* Count Zapaway (Rimokon-kakushi)
* Cupistol (Motemote)/Casanuva (Motemakuuru)
* Cutta-nah (Daraketou)/Cutta-nah-nah (Zanbarato)
* Dazzabel (Sharekofujin)/Rattelle
* Dimmy (Jimii)/Blandon
* Dismarelda
* Draggie
* **Drizzelda**
* Dromp (Daidarabotchi)
* Dulluma (Darudaruma)
* D'wanna (Tsuzukanaso)
* Espy (Satori-chan)
* Fidgephant (Morezo)
* Furgus (Keukegen)/Furdinand
* Hovernyan
* **Hungramps**/Hungorge
* Illoo (Maboroshi)/Elloo/Alloo
* Irewig/Firewig
* Lafalotta
* Leadoni (Michibiki)
* **Lie-in Heart** (Man'ojishi)
* Lodo (Binboi)/Supoor Hero (Okanenaidaa)
* **Manjimutt**
* Mirapo (Ungaikyo)
* Mochismo (Chikaramochi)
* Negatibuzz (Negatibun)/Moskevil (Janegabuun)
* No-Go Kart (Mayoiguruma)
* **Noko** (Tsuchinoko)
* Noway (Murikabe)
* Pandle (Buyoujinbou)/Undy (Garakinbou)
* Peckpocket
* Pupsicle (Samugari)/Chilhuahua
* Rhinoggin (Musha Kabuto)/Rhinormous
* Rhyth (Mekabu-chan)
* Roughraff (Gurerurin)/Badude (Gokudo)
* Sandmeh (Sunao)
* Schmoopie/Pinkipoo
* Sgt. Burly (Burii Taicho)
* Signibble (Denpaku-kozo)
* Snotsolong (Zuruzuru-zuru)
* So-Sorree (Ittan-gomen)
* Spenp
* Steppa (Konbu-san)
* Sushiyama (Yamato)
* Suspicioni (Gishin'anki)
* Tantroni (Gaki)
* **Tattletell** (Bakuroba)/Tattlecast (Babaaan)
* Tengu
* Timidevil (Debibiru)/Beelzebold
* **Walkappa** (Nogappa)/Appak
* Wantston (Urayamashiro)/Grubsnitch
* Wiglin (Wakame-kun)
* Wazzat (Wasurenbou)

The following list are real-life Aliens that can serve as inspiration for new characters.

* Air Rods
* Atmospheric Jellyfish
* Ausso One
* Chupacabra
* Doppelganger
* Dover Demon
* Enfield Horror
* Flatwoods Monster
* Garson Invaders
* Hopkinsville Goblins
* Indrid Cold
* Lizard Men
* Mothman
* Spring-Heeled Jack

## See Also

* Yo-Kai Watch Inspiration Index
* Yo-Kai Watch 2 Inspiration Index
* Yo-Kai Watch 3 Inspiration Index
* Yo-Kai Watch Shadowside Inspiration Index