Second season of Hataraku Onii-san!. Calico Tapio Chatorazawa has more energy than anyone, and Russian Blue Kuehiko Roshihara is a bit of a sourpuss. These two classmates will do all kinds of different jobs to learn how fun and hard it is to work! (Source: Crunchyroll, edited) Second season of Hataraku Onii-san!. Calico Tapio Chatorazawa has more energy than anyone, and Russian Blue Kuehiko Roshihara is a bit of a sourpuss. These two classmates will do all kinds of different jobs to learn how fun and hard it is to work! (Source: Crunchyroll, edited)