Jirou Yamada
山田二郎
Profile
| Gender | Male |
| Age | 17 |
| Birthday | Feb 6 |
Second son of the Yamada household and Buster Bros!!!. One of the bosses of Ikebukuro. A strong fighter. He idolizes Ichiro, who is beloved by everyone. He grew up watching his big brother's back, and thus became a delinquent like him.
