He displayed curiosity and disregard for life like a mad scientist. He has a psychotic disregard and disdain for Oni despite his obvious interest in capturing them for his research. He’s also shown to have a playful attitude towards his psychotic and cruel tendencies towards Oni, especislly in battle. Tsubakiri is able to manipulate his bacteria to control dead bodies. When he controls deceased Momotarou he can use their Abilities.