Name: Nakahara Chuuya. Age: 22. Gender: Male. An executive of the Port Mafia, which rules the nights of Yokohama. His ability is 'Upon the Tainted Sorrow,' allowing him to manipulate gravity. Because of this, it is mostly referred to as gravity manipulation. He likes hats, fighting, and alcohol, and enjoys listening to music. His height is 160cm, which is on the shorter side for an average male. He has a very bellicose personality and a foul mouth. However, he is a tsundere who cares deeply for his subordinates. He usually wears a dress shirt, vest, and bolero with a coat draped over his shoulders, accessorized with a hat, gloves, and a choker. However, since this mission involves extracting information at a ball, he is dressed in a clean tuxedo.