
Welcome to Demon School! Iruma-kun/魔入りました!入間くん
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Welcome to Demon School, Izuku-Kun! by
616mcu reviews
Izuku and Inko get adopted by Sullivan, and cause the Demon World untold levels of potential change. Act 2-Survival of the Fittest (Co-authored by Hazard Overflow, cross-posted on A03)
Crossover - My Hero Academia/僕のヒーローアカデミア & Welcome to Demon School! Iruma-kun/魔入りました!入間くん - Rated: T - English - Family/Humor - Chapters: 73 - Words: 347,092 - Reviews: 350 - Favs: 834 - Follows: 893 - Updated: 14h - Published: 8/20/2021 - Izuku M., Inko M., Alice A., Clara V.
Herioc Lifestyle for Iruma! by
616mcu reviews
(Spin-off of Welcome to Demon School, Izuku-kun!)(crossposted on A03)(co-authored by Hazard Overflow) Iruma Suzuki, a boy just doing his job to survive in a difficult world, meets a hero, and suddenly his life is much more dangerous and happy at the same time.(Double update today!)
Crossover - My Hero Academia/僕のヒーローアカデミア & Welcome to Demon School! Iruma-kun/魔入りました!入間くん - Rated: T - English - Adventure/Friendship - Chapters: 54 - Words: 158,955 - Reviews: 206 - Favs: 297 - Follows: 318 - Updated: 14h - Published: 12/27/2021 - Toshinori Y./All Might, Ochako U., Tooru H., Iruma S.
Welcome to Demon School Ranma by
Ranryu66 reviews
Ranma has become inhuman and goes to the Netherworld to help train a young human that lives among demons.
Crossover - Ranma & Welcome to Demon School! Iruma-kun/魔入りました!入間くん - Rated: T - English - Supernatural/Family - Chapters: 6 - Words: 13,567 - Reviews: 29 - Favs: 89 - Follows: 106 - Updated: 11/27 - Published: 11/17/2021 - Ranma, Happosai, Iruma S., Sullivan
Rimuru And Iruma's Adventures In The Netherworld by
Mu1622 reviews
A bored Rimuru Tempest accompanies Diablo when he goes to meet with an old friend in the Netherworld. What will happen when he meets an out-of-place human boy who piques his interest? (Releases every other week on Saturdays!) (I also made a discord for discussion and questions. The link is in my profile's description.)
Crossover - Tensei Shitara Slime Datta Ken/転生したらスライムだった件 & Welcome to Demon School! Iruma-kun/魔入りました!入間くん - Rated: T - English - Humor/Friendship - Chapters: 84 - Words: 526,281 - Reviews: 426 - Favs: 702 - Follows: 771 - Updated: 11/26 - Published: 6/28/2021 - Rimuru T., Iruma S.
Welcome to the Apocalypse, Iruma-Kun by
Shadow Joestar reviews
It was a perfect day for Iruma Suzuki who has been force to do lots and lots of work, it was the day that he decided to confess his love to one kind and strong-hearted rick girl named Selnia Iori Frameheart, hoping to become her boyfriend. But everything in the world fell apart when Hell broke loose. They must survive this new Hell together. Iruma/Harem. Other Crossover stuff more.
Crossover - Welcome to Demon School! Iruma-kun/魔入りました!入間くん & Helluva Boss - Rated: M - English - Romance/Horror - Chapters: 4 - Words: 9,580 - Reviews: 20 - Favs: 80 - Follows: 77 - Updated: 11/6 - Published: 10/8 - [Iruma S., Ameri A., Millie, Verosika Mayday]
The Demon King Of The Boiling Isles by
Emersonian reviews
[Years after both series ended] The Boiling Isle civilians discover that they were sealed away from the rest of the Netherworld until now. Luz must endure the Collector's curse following their defeat. Demons are disappearing on the Boiling Isles. Amity struggles with a question. A teenage King, void of ambitions, finds himself connected... to Iruma and Ameri's unborn child.
Crossover - Owl House & Welcome to Demon School! Iruma-kun/魔入りました!入間くん - Rated: T - English - Family/Fantasy - Chapters: 5 - Words: 24,145 - Reviews: 3 - Favs: 9 - Follows: 14 - Updated: 10/10 - Published: 7/10 - Luz N., King, Iruma S., Ameri A.
Iruma, Demon Lord Son of a Reincarnated Slime by
Shadow Joestar reviews
Iruma lived an awful life of being forced to work by his idiot and selfish parents, but after being killed by a runaway murderer fate has given him a chance to start a new life which ended up him reincarnated as a Demon Lord and the powerful slime Rimuru Tempest becoming his son with more crazy things in this new fantasy world! Iruma x Harem. Rimuru x Shizue. Lemon. Slight OP Iruma
Crossover - Tensei Shitara Slime Datta Ken/転生したらスライムだった件 & Welcome to Demon School! Iruma-kun/魔入りました!入間くん - Rated: M - English - Romance/Fantasy - Chapters: 8 - Words: 21,520 - Reviews: 24 - Favs: 264 - Follows: 256 - Updated: 10/5 - Published: 10/4/2021 - [Iruma S., Ameri A., Shion] Rimuru T.
Welcome To Demon School, Minuses! by
Anime0CC0Manga
A certain group of Minuses ends up in the world of Demons, they'll fit right in (I Own Nothing)
Crossover - Medaka Box/めだかボックス & Welcome to Demon School! Iruma-kun/魔入りました!入間くん - Rated: K - English - Humor/Friendship - Chapters: 2 - Words: 4,029 - Favs: 13 - Follows: 12 - Updated: 8/4 - Published: 7/28 - M. Kumagawa, Saki S., Ameri A., Iruma S.
Misfit of Demon School Babyls by
Queen Kitten Writer reviews
The Demon King Anos Voldigoad sacrificed himself to stop the war between Humans and Demons, erecting a barrier between the two worlds to ensure conflict never arises again. Thousands of years have passed since then, and the Demon School Babyls is thriving with new students every year. With the former King to soon return, just what trials and tribulations await?[Adventure][Harem]
Crossover - Welcome to Demon School! Iruma-kun/魔入りました!入間くん & Misfit of Demon King Academy - Rated: M - English - Romance/Adventure - Chapters: 2 - Words: 12,621 - Reviews: 13 - Favs: 48 - Follows: 51 - Updated: 7/26 - Published: 7/10 - Sullivan, Opera, Anos V.
Welcome To Hell by
Anime0CC0Manga reviews
Mixing the world of Demon School and Hazbin Hotel/Helluva Boss (I Own Nothing)
Crossover - Hazbin Hotel & Welcome to Demon School! Iruma-kun/魔入りました!入間くん - Rated: K+ - English - Family/Friendship - Chapters: 1 - Words: 3,794 - Reviews: 7 - Favs: 33 - Follows: 36 - Published: 7/14 - Charlie, Octavia, Iruma S., Sullivan
Welcome to Demon School Tsukune from Iruma 2 by
Marrf
Here's an interquel of the crossover, staring Tsukune Aono and Iruma Suzuki.
Crossover - Rosario + Vampire & Welcome to Demon School! Iruma-kun/魔入りました!入間くん - Rated: T - English - Supernatural/Horror - Chapters: 1 - Words: 958 - Favs: 2 - Follows: 2 - Published: 4/26 - Iruma S. - Complete
Welcome to Demon School Gon and Iruma! by
leonardo18anime reviews
Gon accidentally signs a contract which sells him to the Demon Sullivan who wants him to be his grandson with a boy named Iruma. At first, he wants to get back to his family, but he wants to at least give Sullivan-san a try and give Iruma a kind cheerful point of view of this new life. While in Demon School Iruma and Gon are going to have lots of challanges.
Crossover - Hunter X Hunter & Welcome to Demon School! Iruma-kun/魔入りました!入間くん - Rated: T - English - Hurt/Comfort/Humor - Chapters: 2 - Words: 1,319 - Reviews: 3 - Favs: 16 - Follows: 26 - Updated: 4/17 - Published: 7/2/2021 - Gon F., Iruma S., Sullivan, Opera
Welcome to Demon School Tsukune from Iruma by
Marrf reviews
Here is a story about two supernatural principals meeting and tour the unique schools. Making new friends along the way.
Crossover - Rosario + Vampire & Welcome to Demon School! Iruma-kun/魔入りました!入間くん - Rated: T - English - Supernatural/Adventure - Chapters: 1 - Words: 2,381 - Reviews: 1 - Favs: 4 - Follows: 4 - Published: 3/14 - Tsukune A., Moka A., Iruma S., Sullivan - Complete
Welcome the Espada to demon school by
CMXB reviews
Some of the Espada got a second chance in life but now they got dragged to being the grandchildren of a demon and they have a brother.
Crossover - Bleach & Welcome to Demon School! Iruma-kun/魔入りました!入間くん - Rated: M - English - Adventure/Humor - Chapters: 4 - Words: 7,363 - Reviews: 23 - Favs: 64 - Follows: 57 - Updated: 11/9/2021 - Published: 6/7/2021 - Espada
Demon school, Meet the agent of Chaos by
Artzilla406 reviews
Koan, ryuko and the group has finished Honnōji Academy and defeated their enemy. But their next school is fill with demons along their new friends. irumi sukuzi, the step grandaughter of a demon. Now the agent of choas will make the demon school goes upside down and face old and new faces of enemies return"
Crossover - Ben 10 & Welcome to Demon School! Iruma-kun/魔入りました!入間くん - Rated: M - English - Supernatural - Chapters: 2 - Words: 25,094 - Reviews: 2 - Favs: 9 - Follows: 10 - Updated: 10/15/2021 - Published: 5/13/2021
Welcome to the Demon World Doomslayer by
Trux-Killer reviews
The Doomslayer after he shut down the portal in Hell, he was betrayed by Samuel Hayden and unknown to him sent the Slayer into a world where Iruma thought he was the only human there, until now...
Crossover - Doom & Welcome to Demon School! Iruma-kun/魔入りました!入間くん - Rated: M - English - Sci-Fi/Suspense - Chapters: 1 - Words: 1,519 - Reviews: 8 - Favs: 32 - Follows: 36 - Published: 1/9/2021 - Doomguy, Iruma S. - Complete
Until It Is Done by
Hasturtimesthree reviews
Suzuki Iruma works as a janitor at the UAC facility on Phobos.
Crossover - Doom & Welcome to Demon School! Iruma-kun/魔入りました!入間くん - Rated: T - English - Chapters: 6 - Words: 2,899 - Reviews: 8 - Favs: 42 - Follows: 42 - Updated: 9/29/2020 - Published: 5/31/2020
66 minutes in 1 hour by
RandomFan4EVER
Iruma magically ends up in Goha city.
Crossover - Welcome to Demon School! Iruma-kun/魔入りました!入間くん & Yu-Gi-Oh! SEVENS - Rated: T - English - Chapters: 1 - Words: 143 - Favs: 5 - Follows: 4 - Published: 9/9/2020 - Iruma S., Yuga O. - Complete
A Hanyou Goes To School? by
Chillman22 reviews
One-Shot. Naruto never thought he'd be adopted, let alone by an old man that wants to be his grandfather, but now he also has a brother as well, there's just one thing, the old man is a powerful demon and due to the travel Naruto became a hanyou, but what really bothers Naruto is the fact he has to go to school with his adopted brother, never mind it being for demons. Adoption.
Crossover - Naruto & Welcome to Demon School! Iruma-kun/魔入りました!入間くん - Rated: T - English - Humor/Adventure - Chapters: 1 - Words: 2,470 - Reviews: 28 - Favs: 137 - Follows: 140 - Published: 6/17/2020 - [Naruto U., Ameri A.] [Iruma S., Clara V.] - Complete
Akuma gakkō e yōkoso Iruma-Kun! (Welcome to Hero School Iruma-Kun!) by
RyouTheThiefKing reviews
After getting used to his life in the Demon World, one spell (or two, or a catastrophe) gone wrong leads Iruma to return to the Human World, but does that kid have engine legs? These clearly aren't the humans Iruma is used to, and he is one! Will Iruma ever have a normal life? Probably not, so Welcome to Hero School Iruma-Kun!
Crossover - Welcome to Demon School! Iruma-kun/魔入りました!入間くん & My Hero Academia/僕のヒーローアカデミア - Rated: K - English - Adventure/Fantasy - Chapters: 3 - Words: 1,999 - Reviews: 10 - Favs: 59 - Follows: 72 - Updated: 5/13/2020 - Published: 4/15/2020 - Izuku M., 1-A Students