The title says it all. A book full of Osomatsu-san headcanons. Not all of them are x reader. It's still on going, but the updates might be slow. ♡︎ ♥︎ ♡︎ ♥︎ ♡︎ ♥︎ ♡︎ The book may include cussing, mentions of sex etc. (It's Osomatsu-san, what did you expect?) Cover art is official Osomatsu-san art.
27 parts