Kumakichi
A male bear. Kumakichi is Usami-chan's classmate, who will more often than not be the culprit in the cases Usami-chan solves. (Source: Wikipedia)
Apparence
Masuda Kousuke Gekijou Gag Manga Biyori
Diffusion :Monday 7 February 2005
Comedy
Masuda Kousuke Gekijou Gag Manga Biyori 2
Diffusion :Saturday 5 August 2006
Comedy
Masuda Kousuke Gekijou Gag Manga Biyori 3
Diffusion :Monday 10 March 2008
Comedy
Masuda Kousuke Gekijou Gag Manga Biyori +
Diffusion :Tuesday 5 January 2010
Comedy
Masuda Kousuke Gekijou Gag Manga Biyori GO
Diffusion :Saturday 5 April 2025
Comedy