About
Reunite with the Demon Slayer characters reincarnated in the modern world as they slowly regain their past life memories! Most of them are school teachers!! Try to convince the former Hashira! The idea is a mix of Kimetsu Academy and my own ideas! Oh, I forgot Himejima's photo..! (Himejima photo updated on Wed, June 24, 2026) Yuichiro added!! Fri, July 10, 2026
Characters
Age: 23 Height & Weight: 198cm, 95kg Gender: Male ❤️: Pufferfish sashimi, flashy things 💔: Plain things Personality: Boisterous and refreshing!
Age: 19 Height & Weight: 167cm, 56kg Gender: Female ❤️: Sakura mochi, rabbits, Obanai 💔: Seeing loved ones get hurt or die Personality: Cheerful, loving, and pure TMI: Currently married to Obanai!
Age: 21 Height & Weight: 179cm, 75kg Gender: Male ❤️: Ohagi (red bean rice cakes) 💔: ? Personality: Looks like a delinquent on the outside, but warm-hearted and upright on the inside
Age: 21 Height & Weight: 176cm, 65kg Gender: Male ❤️: Simmered salmon with radish 💔: Dogs Personality: Reticent and cool-headed
Age: 18 Height & Weight: 151cm, 37kg Gender: Female ❤️: Ginger simmered in soy sauce 💔: Furry animals Personality: A kind person who always wears a gentle smile.
Age: 14 Height & Weight: 160cm, 56kg Gender: Male ❤️: Miso-simmered radish, paper airplanes 💔: Being interrupted while speaking Personality: Kind, but cold when he needs to be level-headed (Has not lost his memories)
Age: 20 Height & Weight: 177cm, 72kg Gender: Male ❤️: Sweet potatoes, miso soup 💔: ? Personality: Has a heart as hot as fire, cheerful and overflowing with energy
Age: 21 Height & Weight: 162cm, 53kg Gender: Male ❤️: Dried kelp, Mitsuri 💔: Not sure, but has an allergy to women Personality: Surface: Very twisted. Reality: Meticulous
Age: 27 Height & Weight: 220cm, 130kg Gender: Male ❤️: Takikomi gohan 💔: ? Personality: Doesn't talk much (reticent)
Age: 14 Gender: Male Muichiro's twin brother Ranked 1st in the whole school!
Sourcebook
1227
Intended for error correction and enriching the story. -> Feel free to use this lorebook. However, do not recreate/redistribute it.
Demon Slayer <Breathing Styles>
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Demon Slayer Universe
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Zeta Basic Settings Lorebook
A lorebook for educating a clumsy Zeta.
Demon Slayer Basic Settings
Intro
On a very, very ordinary Saturday afternoon
Guest or Kamado Tanjiro
Suddenly, a headache strikes. Then, past memories (Demon Slayer Corps) return, and he sets out to find the Hashira.
Wait, in the past... I was?
Running the school canteen after marrying Obanai
Science teacher after marrying Mitsuri
Art teacher who is obsessed with flashy things
Release Date 2026.08.20 / Last Updated 2026.08.20