Konosuke Kogure (小暮 耕之助 Kogure Kōnosuke) is the Head of Takeshi's Weapon Design section and Midori Takizawa's mentor, a former Oni who is said to have defeated twenty Makamou single-handedly. He is also a singer in his spare time. Much of Takeshi, including Ichiro Tachibana, fears him because of his strict disciplinary personality (with an exception of a few people). When he is angered, he chases his "victim" and hits them with a paddle. He arrives to also travels using a motorcycle with the newly improved Armed Saber which he made and was almost too powerful for any Oni to control, causing them to lose their transformation abilities for a month. When Torodoki and Hibiki were affected by the Armed Saber, Kōnosuke trained the two with his special training to improve their powers. The traini