Mrosomatsu Stories

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...

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...

(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...

Just a book with characters I love and have questionable types that I find attractive.

|| 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...

I forced an ai to do this.

(Book 1 of 3) Ichimatsu has always been a loner, yet he secretly wants to change that. He lies to himself constantly, telling himself that he doesn't need other's help...

The habit of Karamatsu looking into a mirror isn't unusual, but the reasoning is deeper than the other Matsus would've expect. °°°° I've been interested in Karamatsu an...

A discontinued fanfiction from when I was eleven. I decided to repost this due to the announcement of Osomatsu-San season 3. ...

[DISCONTINUED] [Dropped out of the fandom a long time ago, sorry.] After times and times of abuse from his brothers, Karamatsu finally breaks and runs away from home whi...

Being a cat idol was not the most original idea in the world, but [Reader] knew they sucked too much ass to care. Why should they? Someone who spent their days working a...

[KaramatsuxMale!Reader] This is more of Karamatsu remembering past memories of him and you back in highschool. Playlist♡ • If I Could Ride a Bike - Park Bird, Chevy • M...

my gross oso san art that legit all it is so like yeah there ya go Enjoy and feel free to comment or message :)

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...

this is a x reader book im making for characters that aren't well known or other people don't really know or find attractive/interesting. send requests !!

You want to Roleplay Osomatsu san? Want to be apart of these boys life? Will you come to the right story. Please open the story to see the information! *ROLEPLAY IS CUR...