Mairimashita Stories

132 Stories

Into the Netherworld || Naberius Kalego x Reader Fanfiction by whosliyaa
#1
Into the Netherworld || Naberius K...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 a...
Demon and Human(ON HOLD) by EM1LYN_WRITES
#2
Demon and Human(ON HOLD)by EM1LYN_WRITES
Iruma and Ryuka were both sold to the demon Sullivan by their parents. And thus, was taken into the nether world... To be the demon's grandchildren??? What will ha...
An Adventure Through The Netherworld! [Mairimashita! Iruma-kun X Reader] by miyuki953
#3
An Adventure Through The Netherwor...by miyuki953
Where (y/n) and her older twin brother, Iruma go through many adventures and trials through the netherworld while making memories with friends they made along the way. ...
Demon Queen || WTDSIK! Characters  x Fem! Reader [DISCONTINUED] by Bangtan_Sonyeongang
#4
Demon Queen || WTDSIK! Characters...by 엘리사
A change of pace and environment can help a person become the person they envisioned themselves to be. When Y/N found out that she was sold by her parents to demons, she...
YELLOW || BNHA x M!Iruma-kun by VyC_Brake
#5
YELLOW || BNHA x M!Iruma-kunby VyC
The heterochromia boy looked at his own reflection in the mirror. The eyes, face, and hair seemed to be familiar yet so different. ̶w̶̶h̶̶o̶ ̶a̶̶m̶ ̶i̶ . There's neve...
𝕀 𝔻𝕚𝕕𝕟'𝕥 𝕒𝕤𝕜 𝕗𝕠𝕣 𝕋𝕙𝕚𝕤!(Mairimashita! Iruma-kun x Reader) by RainTheChicken
#6
𝕀 𝔻𝕚𝕕𝕟'𝕥 𝕒𝕤𝕜 𝕗𝕠𝕣 𝕋𝕙�...by Rain
𝘛𝘩𝘪𝘴 𝘸𝘢𝘴𝘯'𝘵 𝘴𝘶𝘱𝘱𝘰𝘴𝘦𝘥 𝘵𝘰 𝘩𝘢𝘱𝘱𝘦𝘯. 𝘐 𝘵𝘩𝘰𝘶𝘨𝘩𝘵 𝘐 𝘴𝘢𝘪𝘥 𝘯𝘰... 𝘴𝘰 𝘸𝘩𝘺 𝘢𝘮 𝘐 𝘩𝘦𝘳𝘦!? (So this is my first ever fanfic, so i'm no...
Mara and her demonic beasts (Mairimashita Iruma-kun) by winxsparklz
#7
Mara and her demonic beasts (Mairi...by Imagination nation
"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...
Rimuru and Iruma's Adventures in the Netherworld by mu1622
#8
Rimuru and Iruma's Adventures in t...by mu
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...
Siren's song by Chimera_Regarion
#9
Siren's songby 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 Ir...
A little bit of Fluff for the heart XD by Chimera_Regarion
#10
A little bit of Fluff for the hear...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 so...
Completed
Welcome To Demon School! Angel-San! (WtdsikxOc) by Sugarflyarts
#11
Welcome To Demon School! Angel-San...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 o...
Primorial Demon by Chimera_Regarion
#12
Primorial Demonby 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 an...
Completed
Welcome To Demon School! Ryūko-chan & Iruma-kun [Volume I] by Rozeal_Zhao
#13
Welcome To Demon School! Ryūko-cha...by Rozeal Cecilia 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 predicamen...
Welcome to Demon School! Iruma-kun x Male reader insert by Chaotic_potato
#14
Welcome to Demon School! Iruma-kun...by Chaotic
" Nii-san...you're shoving the food in your mouth again... " (M/N) is Iruma's younger twin brother. All (M/N) wants is one day where there's no trouble around...
Mrs. Naberuis by ninishima_nishi
#15
Mrs. Naberuisby ninishima
"he's married?" "him, the death lord... MARRIED?!?" "t-that's my older sister" what would happen if one of the teachers in babyl's acade...
The return of the missing demon king  by MegaMochiSuki
#16
The return of the missing demon ki...by MegaMochi
this is a story where delkira was actually iruma's father and he had returned randomly /this is a mairimashita iruma kun fanfic btw/to see his son while others where in...
Enchanting Potential (Mairimashita! Iruma-kun) by Master_of_Assassins
#17
Enchanting Potential (Mairimashita...by Awesomeness⚡️
"You are the brightness to my dullness. You are the sugar to my tasteless, bland tea. You are the sun that shines to my gloomy weather." "Don't think so m...
Kill or BE Killed by Chimera_Regarion
#18
Kill or BE Killedby Chimera_Regarion
A killer on the lose! What would you do if there is a human more terrifying than any demon in the demon world. He has encountered soo much in his life that this little a...
Wishes Do Come True (A Mairimashita! Iruma-kun Fanfic) by Alibun_Zelda
#19
Wishes Do Come True (A Mairimashit...by Alibun Zelda
I'm not good at making descriptions so... You'll see?
Who is the King?! (Chatfic) by Chimera_Regarion
#20
Who is the King?! (Chatfic)by Chimera_Regarion
One would think that the abdnormal class could calm down with Iruma around but you are wrong. It's the abnormal class and there is literally no other way for them to be...