Ryo Kanzen is one of the major character of Future Card BuddyFight:Blue Flame Of Will.
Ryo has short white hair and gray eyes. He wears black-rimmed glasses, a white shirt with a black t-shirt underneath, black trousers, white socks, and black shoes.
He is a soft-spoken and nice boy who really means well. He doesn't tend to hold grudges against other people. However, this doesn't mean that he's meek and is really true to his beliefs. He doesn't talk about his eidetic memory very much so a lot of people doesn't know he has it. Despite the fact that he already finished all of his schooling, he doesn't seem to be socially awkward as he spent a lot of thme buddyfighting. Due to his eidetic memory, he has knowledge of all the worlds and their cards and can, most of the time, come up with counter-strategies.
He was born into a regular family but he was far from normal. He had developed a eidetic memory when he was one and could remember anything as long as he looks at it long enough. Because of this, he became a prodigy at a young age and could do anything as long as he put his mind into it. However, his older brother has disappeared a year ago and he is now currently searching after him. He doesn't need to go to school as he already finished college at 13.