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Mafia Babel Dons

Reads 5,039
Votes 138
Parts 7
Time 1h 13m

Reads 5,039
Votes 138
Parts 7
Time 1h 13m

Mature

『Welcome to Demon School! Iruma-kun Fanfic』 

Suzuki Iruma, a child who suddenly got abandoned by its own parents. Meet an unexpected person named Sullivan, whom the lonely boy just reach its hand for help now. As payback now the old wants him to be his grandson. 

Little did he know something will be awaiting for him behind the doors of a Mafia OrganizationAll Rights Reserved

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All riders vs the Netherworld (Mairimashita Iruma-kun x A.K.R male rider) by Dread-Raiden-Kaslana

Yn Ln, a Kamen Riders fan boy who have a shitty life because of his scumbag parents, but one day his parents sell him to a demon call Sullivan that give him the power to transform into any kamen Rider from the Heisei and Reiwa era and a better chance at life.

😈 Tales of a Cambion (Book 1) 😈 by nereidesalpha81

14-year-old cambion Isabelle Abaddon wanted to escape all the prejudice she had endured since childhood and considers staying in the mansion of an old family friend the first step to a fresh start in life. But what happens if she runs into two 14-year-old human twin siblings, whom this family friend has taken into custody as his 'grandchildren'? Days chock full of fun, chaos, insanity, and unwanted attention. DISCLAIMER: Welcome To Demon School! Iruma-kun (C) is created by Osamu Nishi. The following characters, excluding Abaddon Isabelle and Gremory Acheron (which are mine) belong to Osamu-chan. Suzuki Ryūko and Félin Lavande are under Hayami_Minato's property. I have no rights to claim any canon characters of the anime as my own as it it considered plagiarism.

Primorial Demon by Chimera_Regarion

What if Iruma never was a human bit an angel and fell down from heaven? What if he lost all memories of being an angel? What if Sullivan finds him in the underworld and takes him in because he knew that a demon with a kind heart but no wings wouldn't survive? What if the teachers find out about the wingless situation? Well let's find out! A/N: This is a welcome to demon school Iruma-kun fanstory and I have no idea where this is gonna go ... hope you enjoy! Please also feel free to correct my bad writing. Rights on the pictures go to the artist. I do not own Welcome to demon school Iruma-kun, rights to the owner.

Siren's song by Chimera_Regarion

Being a popular singer isn't easy at all but being a Siren is even harder. Most humans are drawn to the song a siren sings. What about demons, tho? That was something Iruma was about to find out soon, as his parents sold him away. He was adopted and didn't mean anything to them to begin with. Too bad that this was just the beginning of the little siren's adventure through the underworld. A/N: Feel free to correct my bad writing. Rights on the pictures go to the artist. I do not own Mairimashita! Iruma-kun! , rights to the owner.

Into the Netherworld || Naberius Kalego x Reader Fanfiction by whosliyaa

Suzuki Hanako, a 23-year-old university student, found herself on a tuna fishing boat in the middle of the ocean, far from the typical summer vacation. She was working alongside her younger brother, Iruma, as part of a grueling job forced upon them by their parents' selfishness. Their parents, refusing to work and living off their children, had pushed Hanako and Iruma to labor for their survival. Hanako, though able to leave this life, stayed for her brother's sake, unwilling to abandon him to bear the burden alone. *** Mairimashita Iruma-kun is a series that belongs to Nishi Osamu This is a Welcome to Demon School Iruma-kun Fanfiction Naberius Kalego x OC(or Reader) Really liked the anime and manga. So I thought let's write a fanfic with my favourite character in it. It's my first time writing a fanfic, so it's not going to be perfect but I hope you liked it. Also it's probably going to be more of a slowburn/slow type of fanfic.

Welcome To Demon School! Ryūko-chan & Iruma-kun [Volume I] by Rozeal_Zhao

Suzuki Iruma and Ryūko, human (though Ryūko maybe half-demon), 14, one day found themselves taken against their will into the world of demons. To add to their predicament, their doting owner and self-appointed "Grandpa" is the chair-demon at their new school. In order to survive, Iruma and Ryūko must deal with two haughty students who challenges them to a duel, a girl with adjustment issues, and so many more scary beings! Can this duo of an ultimate pacifist and a cold fighter dodge and fight the slings and arrows that are flung their way? As they struggles frantically, Iruma and Ryūko's innate kindness begins to win over enemies. DISCLAIMER: Welcome To Demon School! Iruma-kun (C) is created by Osana Nishi. The following characters, excluding Suzuki Ryūko and Félin Lavande, belong to Osana-chan. I have no rights to claim any canon characters of the anime as my own as it it considered plagerising. Also, big thanks to PikaBlaze (DeviantArt) for being the reason I started this story as I was astounded by their story, causing me to try and use my characters in the story.

Guardian of My Heart by Darksider58

In an alternate universe where Iruma is half demon, half human. His terrible "parents" aren't his true family, and neither of his true human or demon parents are known to him. Surviving in the human realm as a creature that shouldn't exist, Iruma struggles against the pain and anguish of his life day after day. But when his darkest hour approaches, a familiar presence comes to his aid. He will struggle to adapt to the Netherworld and its demonic nature, as well as survive the internal struggle within himself. Can he move on from the pain of his past and look towards a brighter future, or will he slip into the depths of despair the likes of which none have faced before? (Or: Iruma is Opera's biological son, and he is rescued from the human realm by Demon Border Control and brought to the Netherworld. He has trouble fitting in with his fellow demons at first, but slowly things look like they're getting better. Stress over keeping his hybrid nature a secret begins to build, and he struggles to control his bloodline magic without letting it control him.)

Twisted Wonderland x Mairimashita! Iruma-kun! by aries239

After the tight fight to secure the throne for demon kings and because of that change their human side fully to demon side. Now, both Iruma and his twin will face something more challenging. Of course involved the invitation for a new school in different realm. What gonna happen now? This story will follow Iruma twin sister as she capture many boy heart. Well I pity those boys because they also need to compete wiyh a demon boys that want her affection. Although to be fair, they were no rule that say the demon king cannot have an Harem. <(￣︶￣)>

Welcome To Demon School! Ryūko-chan & Iruma-kun [Volume III] by Rozeal_Zhao

The second semester of the year has arrived, now filled of greater challenges and trials of strengths and brains. Cambion Suzuki Ryūko and human sibling Suzuki Iruma are now tasked with some of the most formidable objectives to ever accomplice before their second year commences! Will they be able to once again survive the darkness of the Netherworld, or will their identities be of greater danger? Only fate will decide! Returning from a long wait, welcome to the third volume of Welcome To Demon School! Ryūko-chan & Iruma-kun! Together we will ecplore a brand new adventure with a dazzling never-before-seen cast!

Mara and her demonic beasts (Mairimashita Iruma-kun) by winxsparklz

"Welcome to demon school! Mara chan and Iruma kun!" Yes, Suzuki Iruma, 14, a normal human boy and Mara Valentine, 15, a celestial exorcist who can see spirits are transported to a world filled with ferocious demons by Sullivan and Lucifer. They must keep their human identities a secret or else they will be eaten alive! but how can they when they are thrown into dangerous situations almost all the time?! Life won't be so easy with Mara either, especially since she has a scythe that can absorb magic, the amulet of Valkyrie, the power of light or purification and death on her side. Can this duo surpass their limits? What other mysteries lay in Babyls demon school? Will they survive to fight another day? In the midst of sorrow and war, who will become the next demon king and queen? Ironically, as the two struggle to survive, their upbeat kindness and attitude swoon over the enemies heart's. Disclaimer! I don't own the anime, the art and the characters except the ones that I created. All rights are reserved by Osamu Nishi for creating "Welcome to demon school! Iruma kun!" (Also this book won't follow the storyline)

Reincarnated As Enemies by ColomaTheWritter

Long ago, when demons lost the battle against humanity, it was started upon them their suffering and they were forced to hide. More than a millennium later, two kids are born. One as a human and one as a demon. They aren't normal kids. They lived a short but fun life on earth, but after a tragic incident with a mafia and weird names they get reincarnated into that world. They will have to live a new life of suffering, with each of their actions having serious consequences, enduring the hardships of a world where magic rules, with their only hope being meeting each other. But they won't have it easy, since chaos will unravel once again in that world -----------------------‐----------------------------------------------- -Chapters weekly -Some chapter are being updated I'll cook, so stay tuned!

𝙁 𝘼 𝙏 𝙀 l• Asᴍᴏᴅᴇᴜs Aʟɪᴄᴇ by crexmpuffff

Updates whenever I feel like it (I have commitment issues lmao) Suzuki Y/n and Iruma, sold by their scumbag parents suddenly finds themselves adopted by a loving demon demon grandfather and transferred to a school for demon!! . Can they survive this crisis?! Disclaimer: I don't own "Mairimashita! Iruma-kun" or the characters. Credits goes to Osamu Nishi.

A little bit of Fluff for the heart XD by Chimera_Regarion

... Do I have to say really more than this? Oh well here we go! Kallego was definitely not expecting to be summoned by a human child and even less being offered their soul just to get a better life. Now what should this demon do when he pities the small child and takes him in? Was this expected? Nope. Was this his intentions from the start? Nope. Was he getting baited by something called Cookies? Nope.... well maybe.... Find out for yourself what Kallego is to do with a child aka Iruma! A/N: This is a Welcome to demon school, Iruma fanstory hope you enjoy! Please also feel free to correct my bad writing. Rights on the pictures go to the artist. I do not own iruma, rights to the owner.

Welcome To Demon School! Angel-San! (WtdsikxOc) by Sugarflyarts

Erica Cassiel had been a Guardian Angel for quite some time now and although her ward lead a life that was nothing short of perilous, she would barely be able save him on account of him somehow managing to save himself. It was almost infuriating in a way. If only she could save him from his terrible life, but alas, lesser angels like herself were not allowed to go that far. At least until the day Iruma was dragged to the realm of demons and she had no other option than to bend a few rules. Or Iruma gets dragged into the Netherworld and his Guardian Angel follows. ___ Welcome To Demon School Iruma kun is made by Osamu Nishi, I only own my Ocs and drawings.

Save The Netherworld, Iruma-Kun!! || A WTDSIK Fanfiction by UrGayFriendJax

(This is a Welcome To Demon School, Iruma-Kun! Fanfiction) Iruma Suzuki. Age 8. Sold to a demon called Balam Shichiro because his parents wanted to be rich. Iruma hadn't had the best life with his original parents. From being arrested at just five because of them to nearly getting killed by a bear, he wished his luck would change. Then his parents sold him to a demon. Balam Shichiro. He thought he was dead, but Balam decides to take Iruma as his own son, raising him as a demon. Now, Iruma has more problems to deal with. From making sure nobody realized he was a human to trying to rank up, he had to do his best. Suddenly, a new villain arises in the demon world, and the Thirteen whose watched over the demon world for centuries, way longer than Iruma had been alive, start dissapearing, Now Iruma has to continue to rank up while also making sure his dad and his friends wasn't taken as well. Will Iruma be able to stay safe and rank up with his friends? Or will he be the next meal on the Demons plates?

Welcome to the netherworld, Y/n-san! by DragoSerenity

This starts way before the original plot of "Welcome to demon school Iruma-kun!" and will have quite a few changes. I suck at introductions...I'm sorry! She/her pronouns A human child brought to the netherworld as the granddaugther of a demon. Nothing can go wrong.....right? Welcome to demon school, Iruma-kun! belongs to Osamu Nishi.

😈 Tales of a Cambion (Book 3) 😈 by nereidesalpha81

The second semester is finally here and filled with challenges no young demon has ever faced before. Recalling from the previous chapter from the last book, young cambion Isabelle and her classmates are given the most formidable task since their rise to fame: to reach Dalet before their second year. Will they ever succeed on their mission? Read to find out. DISCLAIMER: Welcome To Demon School! Iruma-kun (C) is created by Osamu Nishi. The following characters, excluding Abaddon Isabelle and Gremory Acheron (which are mine) belong to Osamu-chan. Suzuki Ryūko and Félin Lavande are under Hayami_Minato's property. Levina Kaminari is SongtheRiotChild's character while Siegfried Yanna belongs to LunaWu3. I have no rights to claim any canon characters of the anime as my own as it it considered plagiarism.

Love you like a Vampire by Chimera_Regarion

When legends and myths arises once again and a completly forgotten race come forth from the background, what will the demons do about it? Iruma is not a normal human, in fact he is one of the only vampires still living and excisting in the human world. He was simply lucky he managed to escape to the human world when the boarders to the demon world was closed off. However due to some incidences he fell into a deep slumber until recently.... not the thing was.... Fate and life planned to get him back to the demon world... the question was... were the demons ready for him? A/N: Feel free to correct my bad writing. Rights on the pictures go to the artist. I do not own Mairimashita! Iruma-kun! , rights to the owner.

True Ruler by Chimera_Regarion

Fourteen-year-old Iruma has been unfortunate all his life. However never did he gave up to reveal his secret. No one was after all alowed to know it. What happenes when he find out that his adoptive parents sold him to a demon? What if that very own demon only wants a grandson and nothing more? At first, Iruma tries to keep a low profile in fear of his peers discovering that he is a dragonkin. Unfortunately, this ends up being more difficult than he expected. Even under normal circumstances Iruma was never allowed to reveal his true nature and race. His parents never cared much for him, since he wasn't their own flesh and blood. What will happen to this little dragon in his new environment? Will he be able to keep his secret? Find out yourself! A/N: This is more or less a copy of my other book which is a crossover. I am doing this because I was dared and get cookies if I finish it :). Feel free to correct my bad writing. Rights on the pictures go to the artist. I do not own Mairimashita! Iruma-kun! , rights to the owner.

😈 Tales of a Cambion (Book 2) 😈 by nereidesalpha81

Isabelle continues living her new life with new friends at a new school, with secrets to reveal and keep and new demons to meet. Does she have what it takes to make her time in Babylus all the worthwhile? DISCLAIMER: Welcome To Demon School! Iruma-kun (C) is created by Osamu Nishi. The following characters, excluding Abaddon Isabelle and Gremory Acheron (which are mine) belong to Osamu-chan. Suzuki Ryūko and Félin Lavande are under Hayami_Minato's property. Levina Kaminari is SongtheRiotChild's character while Siegfried Yanna belongs to LunaWu3. I have no rights to claim any canon characters of the anime as my own as it it considered plagiarism.

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Slide 1 of 20

All riders vs the Netherworld (Mairimashita Iruma-kun x A.K.R male rider) cover

😈 Tales of a Cambion (Book 1) 😈 cover

Primorial Demon cover

Siren's song cover

Into the Netherworld || Naberius Kalego x Reader Fanfiction cover

Welcome To Demon School! Ryūko-chan & Iruma-kun [Volume I] cover

Guardian of My Heart cover

Twisted Wonderland x Mairimashita! Iruma-kun! cover

Welcome To Demon School! Ryūko-chan & Iruma-kun [Volume III] cover

Mara and her demonic beasts (Mairimashita Iruma-kun) cover

Reincarnated As Enemies cover

𝙁 𝘼 𝙏 𝙀 l• Asᴍᴏᴅᴇᴜs Aʟɪᴄᴇ cover

A little bit of Fluff for the heart XD cover

Welcome To Demon School! Angel-San! (WtdsikxOc) cover

Save The Netherworld, Iruma-Kun!! || A WTDSIK Fanfiction cover

Welcome to the netherworld, Y/n-san! cover

😈 Tales of a Cambion (Book 3) 😈 cover

Love you like a Vampire cover

True Ruler cover

😈 Tales of a Cambion (Book 2) 😈 cover

All riders vs the Netherworld (Mairimashita Iruma-kun x A.K.R male rider)

Yn Ln, a Kamen Riders fan boy who have a shitty life because of his scumbag parents, but one day his parents sell him to a demon call Sullivan that give him the power to transform into any kamen Rider from the Heisei and Reiwa era and a better chance at life.