Michizō Tachihara is the fifth and final member of the Hunting Dogs special units. operating undercover as a Port Mafia mafioso and Black Lizard battalion leader. Later, he serves as a double spy for the Mafia on Ōgai Mori's orders. He has the ability named Midwinter Memento. Tachihara is a slightly imposing young man with short, spiky hair dyed rust red and amber eyes. He wears a plaster on the bridge of his nose. His natural hair color is black.