DS Timeline/Test

According to the analysis in the book “Japanese History of Demon Slayers”, written by Tetsuo Owada, a historian and emeritus professor, the first chapter of Kimetsu no Yaiba begins in Taisho 2, around February 2~5, 1913.

## Keiō era

### 1865

* Akaza encounters a Water Hashira who is the last one he considers good, 50 years before his fight with Giyu in the Final Battle.

### 1868

* Sakonji locks Hand Demon on Mount Fujikasane.

## Meiji era

### 1878

* Hotaru is born in the Swordsmith Village.

### 1880

* Hotaru, age 2, causes his parents to have a mental breakdown. The village's chief Tecchin Tecchikawahara takes him in and raises him.

### 1887

* **August 23**: Gyomei is born on Hinode mountain.

### 1891

* **October 31**: Tengen is born.
* Kagaya is born.

### 1893

* **February 8**: Giyu is born in Nogata town.
* **September 15**: Obanai is born in Hachijō town on Hachijō island.
* **November 29**: Sanemi is born in Kyōbashi ward.

### 1894

* Hinatsuru is born.
* Kanae is born in Takinogawa village.
* Sabito is born.
* **May 10**: Kyojuro is born in Komazawa village.

### 1895

* Makio is born.
* **June 1**: Mitsuri is born in Azuba ward.

### 1896

* Kagaya's father, age 19, commits suicide, because he could not bear the thought of his troops getting hurt or dying. By this time he has lost all his children, all boys, with the exception of Kagaya.
* Kagaya, age 4, becomes 97th leader of Demon Slayer Corps.
* Suma is born.

### 1897

* **February 24**: Shinobu is born in Takinogawa village.

### 1898

* Kanao is born, her birthdate is unknown. Later the date she is found by the Kocho sisters, May 19, is used as her birthday.
* **September 3**: Zenitsu is born in Ushigome ward.

### 1899

* **January 7**: Genya is born in Kyōbashi ward.
* **February 3**: Lunar New Year's day, Year of the Boar starts.
* **April 22**: Inosuke is born on Mount Odake.
* **July 14**: Tanjiro is born on Mount Kumotori.

### 1900

* **January 31**: Lunar New Year's day, Year of the Rat starts.
* **August 8**: Yuichiro and Muichiro are born on Mount Kagenobu.
* **December 28th**: Nezuko is born on Mount Kumotori.
* Senjuro is born in Komazawa village.

### 1905

* Kagaya, age 13, marries Amane, age 17.
* Kotetsu is born in the Swordsmith Village.
* Kaigaku is chased out of the temple and encounters a demon that he invites in the temple, who kills all children, except for Sayo, age 4. Gyomei kills the demon.
* Gyomei is imprisoned for the murder of the children and gets scheduled for execution.

### 1906

* Kagaya intervenes and prevents Gyomei's execution. At age 14, he meets Gyomei, age 18, for the first time. He shows no sign of illness yet.
* Obanai, age 12, is rescued by Shinjuro.

### 1907

* **February 13**: Lunar New Year's day, Year of the Sheep starts.
* Hinaki, Nichika, Kiriya and Kanata are born.
* **Second half of year**: Gyomei starts training to become a Demon Slayer. In mere 2 months, Gyomei, age 19, becomes the Stone Hashira.
* **October 31**: Tengen turns 15, by this time he has lost seven siblings already.
* Tengen's father pits his remaining six children against each other. Tengen, the firstborn, kills two of them, and his younger brother kills another two. Tengen flees the clan with his wives.
* ~ Tengen joins the Demon Slayer Corps and tells his wives to prioritize their own lives.
* ~ Kanae and Shinobu's parents are killed by a demon. Gyomei rescues the sisters and sends the two to cultivators to train.

### 1908

* ~ **Spring**: Tengen becomes the Sound Hashira and meets with Kagaya. Kagaya shows first signs of illness around his right eye.
* Giyu, age 13, Sabito, age 13, Murata participate in the Final Selection. Sabito gets killed by the Hand Demon, the rest become Demon Slayers.
* ~ Kanae and Shinobu participates separately in Final Selection and passes. The two reunite tearfully.

### 1911

* Yuichiro and Muichiro's parents die when they are age 10. Mother got pneunomia from a bad cold, while father falls off a cliff during a storm when he goes fetching herbs for the mother.
* Kanae, age 17, is killed by Doma and dies in the arms of Shinobu, age 14.
* Shinobu, Kanao, Aoi, Sumi, Kiyo and Naho attend Kanae's funeral. Kanao is bothered by her inability to cry, while the other girls are crying.

### 1912

* **February 18**: Lunar New Year's day, Year of the Rat starts.
* **Spring**: Amane visits Yuichiro and Muichiro to recruit the twins for the Demon Slayer Corps. Yuichiro turns her away.

## Taishō era

### 1912

* **August / September**: A demon attacks Yuichiro and is killed by Muichiro. Amane and daughters arrive to help the twins. Yuichiro dies, Muichiro is severely wounded and loses his memories.

### 1913

* **February 2~5**: Tanjiro, age 13, bids farewell to his mother and siblings and leaves his home at Mount Kumotori to go to town to sell some charcoal in order to have enough food for New Year. As sun begins to set, he is stopped by Saburo on his journey home and stays in his hut for the night.
* Muzan arrives at Mount Kumotori and attacks Kamado family. He tries turning them into a demon, assumes they all die and goes back to Tokyo.
* The next morning Tanjiro arrives home and finds his family slain. Nezuko, age 12, turned into a demon and attacks Tanjiro. Giyu, age 19, arrives, fights with the siblings and opts to spare Nezuko. He sends them to Sakonji and leaves.
* Tanjiro takes at least a couple days to reach Mount Sagiri with Nezuko.
* **February 6**: Lunar New Year 正月 (Shōgatsu, ***正月***?), Year of the Ox starts.
* Tanjiro starts training with Sakonji for 2 years while Nezuko sleeps.
* ~ Shinobu, age 16, becomes the Insect Hashira.
* Giyu and Shinobu go on a mission to kill Yae's father Matazo who became a demon, Giyu successfully defeats him. Afterwards, Shinobu sees Giyu smile for the first time when eating salmon daikon. He reminisces on his decision to let Tanjiro and Nezuko go.
* **Spring**: Mitsuri, age 17, has a failed marriage arrangement. She starts training to become a Demon Slayer.
* **Autumn**: Mitsuri passes the Final Selection in mere 6 months and is ranked Mizunoto. Kyojuro, ranked Kinoe, gifts her a white haori during a training with him. Shinjuro receives invite to attend Hashira meeting, but refuses to go. Kyojuro attends the meeting in his stead and is tasked to kill a Twelve Kizuki demon in the capital city of Tokyo. The meeting is also attended by Kagaya, Gyomei, Tengen, Giyu, Sanemi and Shinobu.
* Mitsuri and a group of Demon Slayers accompany Kyojuro on the mission to kill Hairo. Kyojuro successfully defeats him and becomes the Flame Hashira.

### 1914

* **January 26**: Lunar New Year 正月 (Shōgatsu, ***正月***?), Year of the Tiger starts.
* **Spring**: Obanai becomes the Serpent Hashira.
* Muichiro starts training to become a Demon Slayer.
* Muichiro and Aoi participate in the Final Selection and both survive.
* In mere 2 months, Muichiro becomes the Mist Hashira.
* **Autumn**: Mitsuri becomes the Love Hashira and meets Kagaya. Kagaya's illness has progressed to below his right eye. She gets lost in Ubuyashiki Estate and meets Obanai for the first time when she asks him for help. Mitsuri tells Obanai enthusiastically about her family, cat and favorite food.

### 1915

* **Early January**: Tanjiro, Zenitsu, Genya, Kanao, Inosuke and other swordsmen participate in the Final Selection.
* 7 days later: The five pass the Final Selection, become Demon Slayer ranked Mizunoto. Tanjiro returns to Mount Sagiri.
* 15 days later: Hotaru arrives with his sword.
* A few days later: Tanjiro arrives at the site of the Swamp Demon and defeats him.
* 2 days later: Tanjiro arrives at Asakusa and encounters Muzan, Tamayo and Yushiro.
* Tanjiro receives new mission and encounters Zenitsu on his way to Tsuzumi Mansion. Meets Inosuke that same day. The trio defeats Kyogai, Tongue Demon and Horned Demon.
* The group stay at Hisa's house and recovers for 2 weeks. On the 10th day, they get invited to a local wedding in town, attends and overhears rumor about a Flower. Tanjiro goes on a midnight flower-picking escapade.
* **Mid January**: The trio arrives at Mount Natagumo where many Demon Slayers are already dead. They meet Murata, ranked Kanoe, and spend the night battling the Spider Family. Kagaya gets wind of the situation and sends Giyu and Shinobu who arrive and kill Rui and Spider Daughter. The Kakushi takes the Demon Slayers to Butterfly Mansion, while Tanjiro and Nezuko are taken to the Ubuyashiki Estate.
* The next morning, Tanjiro and Nezuko are put on trial by the Hashira in Ubuyashiki Estate. It is also the day the Hashira meeting is held, attended by Kagaya, Gyomei, Tengen, Giyu, Sanemi, Shinobu, Kyojuro, Obanai, Muichiro and Mitsuri. After Tanjiro left, Murata is taken for interrogation by the Hashira.
* Tanjiro is taken to the Butterfly Mansion to receive treatment and meets Kanao, who is now ranked Tsuchinoto.
* 2-3 weeks: Tanjiro, Zenitsu and Inosuke all spend time in bed to heal. Nezuko spent most of this time sleeping. Shinobu makes an additional visit to the Ubuyashiki Estate, as Rengoku receives his mission.
* **February 14**: Lunar New Year 正月 (Shōgatsu, ***正月***?), Year of the Rabbit starts.
* **Late March / mid April**: Mugen Train Arc
* **Late July / mid August**: Entertainment District Arc
* **Late October / early November**: Swordsmith Village Arc
* **Late November / early December**: Hashira Training Arc
* Sayo, age 14, still carries guilt over Gyomei's wrongful arrest due to her unclear articulation.
* Hashira meeting: The Hashira talk about a bodyguard guarding Oyakata-sama, but Gyomei informs them that he has been asking for straight eight years since he became a Hashira at age 19.
* **Late December / early January**: Final Battle Arc
* Kagaya, age 23, along with his wife Amane, daughters Hinaki and Nichika, die after a huge explosion at Ubuyashiki Estate.
* Kiriya, age 8, becomes the 98th leader of the Demon Slayer Corps and head of the Ubuyashiki family.

## References

1. ↑ *Kimetsu no Yaiba* Manga: Chapter 148 (Page 2).
2. ↑ *Kimetsu no Yaiba: Signs from the Wind*.
3. ↑ *Kimetsu no Yaiba* Manga: Volume 15, (Extra Pages).
4. ↑ *Kimetsu no Yaiba* Second Fanbook.
5. ↑ *Kimetsu no Yaiba* Second Fanbook.
6. ↑ *Kimetsu no Yaiba* Manga: Volume 16, (Extra Pages).
7. ↑ *Kimetsu no Yaiba* Manga: Volume 17.
8. ↑ *Kimetsu no Yaiba* Manga: Chapter 135.
9. ↑ *Kimetsu no Yaiba* Manga: Chapter 135.
10. ↑ *Kimetsu no Yaiba* Manga: Chapter 135.
11. ↑ *Kimetsu no Yaiba* Manga: Chapter 139 (Page 20).
12. ↑ *Kimetsu no Yaiba* Manga: Chapter 188.
13. ↑ *Kimetsu no Yaiba* Manga: Chapter 138 (Page 2).
14. ↑ *Kimetsu no Yaiba* Manga: Chapter 87 (Page 6).
15. ↑ *Kimetsu no Yaiba* Manga: Chapter 87.
16. ↑ *Kimetsu no Yaiba* First Fanbook.
17. ↑ *Kimetsu no Yaiba* Second Fanbook.
18. ↑ *Kimetsu no Yaiba* Manga: Chapter 80 (Page 1-3).
19. ↑ *Kimetsu no Yaiba: One-Winged Butterfly*.
20. ↑ *Kimetsu no Yaiba* Manga and Anime: Chapter 87 and Episode 41.
21. ↑ *Kimetsu no Yaiba* Manga: Chapter 185.
22. ↑ *Kimetsu no Yaiba* Manga: Chapter 130.
23. ↑ *Kimetsu no Yaiba: One-Winged Butterfly*.
24. ↑ *Kimetsu no Yaiba* Manga: Chapter 118 (Page 4).
25. ↑ *Kimetsu no Yaiba* Manga: Chapter 162.
26. ↑ *Kimetsu no Yaiba* Manga: Chapter 163 (Page 13).
27. ↑ *Kimetsu no Yaiba* Manga: Chapter 119.
28. ↑ *Kimetsu no Yaiba* Manga: Chapter 121.
29. ↑ *Kimetsu no Yaiba: Signs from the Wind*.
30. ↑ *Kimetsu no Yaiba* Manga: Chapter 1.
31. ↑ *Kimetsu no Yaiba* Manga: Chapter 1.
32. ↑ *Kimetsu no Yaiba* Extra: *Giyu Tomioka's Story: Part 2*.
33. ↑ *Kimetsu no Yaiba* Extra: *Giyu Tomioka's Story: Part 2*.
34. ↑ *Kimetsu no Yaiba* Manga: Chapter 123.
35. ↑ *Kimetsu no Yaiba* Extra: *Kyojuro Rengoku's Story: Part 2*.
36. ↑ *Kimetsu no Yaiba* Extra: *Kyojuro Rengoku's Story: Part 2*.
37. ↑ *Kimetsu no Yaiba* Second Fanbook.
38. ↑ *Kimetsu no Yaiba* Manga: Chapter 87 (Page 6).
39. ↑ *Kimetsu no Yaiba* Manga: Chapter 124.
40. ↑ *Kimetsu no Yaiba* Manga: Chapter 200.
41. ↑ *Kimetsu no Yaiba* Manga: Volume 22, (Extra Pages).
42. ↑ *Kimetsu no Yaiba: The Flower of Happiness*.
43. ↑ *Kimetsu no Yaiba* Manga and Anime: Chapter 46 and Episode 22.
44. ↑ *Kimetsu no Yaiba* Anime: Episode 24.
45. ↑ *Kimetsu no Yaiba* Manga: Volume 16, (Extra Pages).
46. ↑ *Kimetsu no Yaiba* Manga: Chapter 138 (Page 2).
47. ↑ *Kimetsu no Yaiba* Manga: Chapter 139.
48. ↑ *Kimetsu no Yaiba* Manga: Chapter 138.
49. ↑ *Kimetsu no Yaiba* Manga: Chapter 144 (Page 6).