Uno

He is one of the main protagonists of the anime and web manga series. He is in Nanba Prison for frequenting underground casinos and is a compulsive gambler.

He was arrested for illegal gambling in underground casinos and sent to juvy. However, he would escape every time he had a date, but lately has not had a date and thus lost his motivation to escape. At some point while being arrested, he became close friends with Jyugo and the two even traveled together to Las Vegas, where they met up with Nico and Rock.