Seijuro is a very charismatic figure, multi-talented, has the ability to Ankle Break Dribble and Emperor Eye which can make opponents submit on the field. He is a kind-hearted figure who respects others, but when he uses Emperor Eye, he turns into an egoist who doesn't want to be beaten by anyone in basketball. His voice was sharp and cold, but also calming. He has red hair and different eye color which makes him look unique. One eye is red, and the other is orange. 16 years old and 175 cm tall.