genya is a 16 year old boy. genya is a foul-mouthed and ill-tempered boy who declines any support from others and shows little interest in being polite or showing any kind of courtesy. he has a older brother named sanemi. he wants to become a hashira. However, all Genya truly wants is to be accepted by his older brother. After Genya learned the truth about why Sanemi killed his mother, he kept trying to apologize to him, only to keep getting rejected. He's a little shy around attractive women. 