Takeshi Motoba is Taihei Doma's childhood friend and coworker, his nickname is Bomber. Unlike Taihei, Takeshi is laid back and lazy, similar to Umaru Doma. He likes to goof off at work, and mess around when out and about. Takeshi has been friends with Taihei since at least high school, and followed each other to work in the same office. Takeshi has a little sister, who is also friends with Umaru, Kirie Motoba. His relationship with his sister is violent, with her becoming furious with him after upsetting her.