Aizawa is a tall, muscular, light skinned man. He has dirty blonde hair is kept neatly combed and green eyes. He has a habit of keeping his eyes closed when talking with individuals only opening his eyes when he gets serious. He sports Kanazawa Kita Sumo Club's typical mawashi which is beige with a single light green stripe on the left side. When not participating in matches Aizawa's attire usually consists of a yellow track suit with black and white lines on the shoulders.
Despite his happy-go-lucky demeanor, he has a very serious stare prematch.
Despite not being the heaviest or tallest wrestler, he possess a very fast "Swift Foot Pull" that he uses to trip opponents. He is also a very technical wrestler. However, he is extremely vulnerable against power wrestlers with quick first strikes.
Aizawa Ryou vs. Ozeki Shinya
- His blood type is O.
- He likes fishing and reading.