Mrosomatsu Stories

57 Stories

Sucked Into the World of Osomatsu-San! by animegirl938
#1
Sucked Into the World of Osomatsu...by AnimeGirl938
(Y/N) is an average girl who is a big fan of the popular gag anime, Osomatsu-San. She wishes that she were able to go to their world and have adventures with the charact...
SnowWhite and the six NEETs Osomatsu-san x reader by Queer-Kitty
#2
SnowWhite and the six NEETs Osomat...by Milky
Once upon a time there was a lovely young princess. Her live was filled with love and joy when suddenly an evil queen took over her kingdom. When she was forced to flee...
Osomatsu-San X Reader // One shots [ DISCONTINUED ] by PurestUniverse
#3
Osomatsu-San X Reader // One shots...by *.:。✿*゚boku wa... » ♡
|| Osomatsu - San Oneshots || [ DISCONTINUED ] There is small one shots for these cuties inside this book. Some might be small and some might be long. This is mainly ba...
Simping Book  by powerpupppy189
#4
Simping Book by powerpupppy189
Just a book with characters I love and have questionable types that I find attractive.
Above The Stares And In Your Hesrt  by toxxicsakura
#5
Above The Stares And In Your Hesrt by House Of Mineta
Ichimatsu spends some time on the roof, and gets some unexpected - but not unwelcome - attention from his favorite brother [Jyushimatsu/Ichimatsu]
Nii-san! (An Osomatsu-san X Sister!Reader Fanfic) by Astra_Matsuno
#6
Nii-san! (An Osomatsu-san X Sister...by 松野 アストラ
You are (Y/N), and you're the youngest sibling of the Matsunos. You have 6 brothers that looks very similar to you, as you're a septuplet! What happens when you're with...
"Realization" (Yandere!Choromatsu x Reader) by itchymatsuu
#7
"Realization" (Yandere!Choromatsu...by Max
One year. It took you one year to realize it. Of course, not on your own. Something, well, someone helped you. -- This takes place after "Innocence". Read that...
Rainy Days (Karaichi Fanfic) by dekunocry
#8
Rainy Days (Karaichi Fanfic)by Max
Karamatsu and Ichimatsu are bored at home alone on this rainy day. The remaining brothers are vacationing in Hawaii and enjoying the sunshine. Will there be brotherly lo...
"Trash Like Me" (Ichimatsu X Reader) by g0thik_ink
#9
"Trash Like Me" (Ichimatsu X Reade...by 𝕵𝖆𝖉𝖊
[ ONGOING ] Y/N moved into Akatsuka from the countryside with her younger brother, Hiro. She gets a stable job as a waitress at a fancy restaurant, and Hiro gets a job t...
Out of all people.. ⁽ᵒˢᵒᵐᵃᵗˢᵘ ˣ ʳᵉᵃᵈᵉʳ⁾ by bergenline-birdies
#10
Out of all people.. ⁽ᵒˢᵒᵐᵃᵗˢᵘ ˣ ʳᵉ...by bergenline-birdies
(credit to the artist for osomatsu drawing) (PROBABLY REALLY SLOW UPDATES!!!) (might contain some mild language) (gender-neutral pronouns) (Y/N) has been having a rough...
"Promise" (Cheating!Osomatsu x Reader) by itchymatsuu
#11
"Promise" (Cheating!Osomatsu x Rea...by Max
au where osomatsu and karamatsu are the only kids of matsuzo and matsuyo also karamatsu is always unsure on either to rat out oso or go along with him and totoko is a pr...
The Ultimate Danganmatsu Fanfic [reader insert] by Triggered_Gaster
#12
The Ultimate Danganmatsu Fanfic [r...by Tw0w0
You are the younger brother of the troublesome NEET sixplets. Living with them is not much trouble, but sometimes juggling both your brothers absurdity and your best fri...
Karamatsu dies by saltbaby
#13
Karamatsu diesby max
Karamastu dies. Will his brothers realize? Stay tuned to find out.
Angsty Karamatsu (Reader X Karamatsu) by XxSuzuyaJuuzouxX
#14
Angsty Karamatsu (Reader X Karamat...by Rin
(DISCONTINUED) What happens when Karamatsu runs away from home and meets you? (Fluff) (Also this story will progress slowly since that is my style of writing) ~The art...
Vanilla Heart by bakageyama
#15
Vanilla Heartby shou chan
As Karamatsu reached his brother's school, he immediately saw his brother, playing with another child which seems quiet. And what caught his eyes was, the teacher. • • •...
Tell Me I'll be Alright. ~Osomatsu-San Fan Fiction~ by TheFandomVortex
#16
Tell Me I'll be Alright. ~Osomatsu...by Rai Watterson
She said she'd expose his true nature. He brushed it off. Maybe he should have been a bit more concerned. Slight Devimega. Not really. But there. You'll know what I mean...
Stand by Me(Osomatsu-San Fanfiction) by KaitlynDJFox
#17
Stand by Me(Osomatsu-San Fanfictio...by I'm Dead lol
When Michiko hears cries of help from next door on Christmas Eve,she comes face to face with the zombie sextuplets.The next day when they've turned back to normal,Michik...