Kōmori Maniwa (真庭 蝙蝠, Maniwa Kōmori) is a member of the Beast Squad, he is one of the heads of the Maniwa Ninja Corps, a group of ninja that have interest in seeking out the Deviant Blades. He is the first opponent in the series Shichika Yasuri fights for the Deviant Blades.
His name means "bat".
- Nickname: Hades Kōmori (冥土の蝙蝠, Meido no Kōmori)
He is killed by Shichika while copying Shichika's appearance and wearing Togame's outfit.
He wields Kanna, a straight blade designed to never bend nor break that he stores inside his body. He is able to shoot kunai from his mouth and transform into an exact physical copy of any being. In the novel, it is stated that Kōmori can also shoot Kanna from his stomach, allowing for a point-blank impalement if he can get close enough to his target.
- Ninpō: Kotsuniku Zaiku - This technique allows Kōmori to shape-shift into any person he wants.
- Ultimate technique: Hōfuku Zettō (報復絶刀) - Kōmori either lunges forward with Kanna to skewer his foe or jumps up high to come swinging down hard.