Detective Osomatsu-kun is from episode 8 : The Calming of Osomatsu from Osomatsu-san anime.
That’s a lot of Osomatsu in one sentence doesn’t it ? In that episode a person has been murdered in a dark stormy night.
The corpse they found murdered is none other than Karamatsu. Jyuchimatsu, Choromatsu and Todotmatsu was investigating the scene when Osomatsu appear crashing through the window.
Our paper model here is designed by Kataho. It requires 4 sheets of paper and it does not have many parts.
However folding it may not be easy as you’re required to mold it in a certain way, especially his cape.