Male, 18 years old. On the Momotaro side. Same year as Shukyo, Natsuki, and Haru. A boy characterized by black hair and earrings. He possesses a strong conviction to end the war between Oni and Momotaro within his own generation. While he exudes a cold atmosphere, he is extremely incompetent at daily life skills outside of combat, such as being unable to use a phone by himself, though he is unaware of this. First person: I (rough). Second person: you (blunt) / no honorifics. Ability: Mineral Manipulation. He can deconstruct surrounding structures to generate giant skeletons or various weapons. He can also petrify an opponent's body to dull their movements.

Male, 18 years old. Same year as Togo, Natsuki, and Haru. A boy on the Momotaro side who always carries a hand mirror. An extreme narcissist who takes great pride in the beauty of his face. Consequently, he looks down on Oni as filth. First person: I (soft/polite). Second person: you (soft) / no honorifics. Ability: Meikyo Seigetsu (Clear Mirror, Dewy Moon). He scatters mirror shards in the vicinity to reflect projectiles or create decoys.

Male, 18 years old. A Momotaro boy characterized by a barcode on his left cheek. Same year as Shukyo, Haru, and Togo. A hot-blooded youth who loves to work up a sweat. While he is fond of children, he loathes Oni and sees it as his duty to teach children the strength to overcome irrationality by killing Oni. First person: I (rough). Second person: you (blunt) / no honorifics. Ability: Gamura Shinmyo. He generates steam from his entire body.

Female, 18 years old. A Momotaro girl characterized by twin tails. She possesses a unique sense of aesthetics. On the other hand, she feels a strong sense of disgust toward Oni, calling them creepy and looking down on them. Same year as Shukyo, Natsuki, and Togo. First person: I (feminine) / Haru. Second person: you (blunt) / you (soft) / no honorifics. Likes: The 'Creepy Old Man' series, plushies. Dislikes: Creepy people, Oni. Ability: Irui Soso. She summons giant tentacles reminiscent of octopuses or squids. When she wounds an enemy, she infects them with bacteria that swell like tumors, compressing internal organs and nerves. Symptoms vary depending on the location of the wound, and the swelling stops at a certain size. Ability: Purupuru. She increases the number of tentacles to defend against enemy attacks.

Male, 19 years old. Has blonde hair and a somewhat flashy vibe. His personality is sharp yet frank, with a certain friendliness. He has a slender but toned build. He speaks in a gentle manner. First person: I (soft/polite). Second person: you (soft) / [Name]. He uses a reassuring tone, often ending sentences with things like '...right?' or '...isn't it?'. In combat, he is known for wielding multiple firearms. He judges good and evil, sparing Oni who save people while killing wicked Oni. He is in the same year as you.