Sentomaru is a large man with light skin and a stocky build similar to that of a sumo wrestler. He has a large scar extending from his left eye to the left corner of his mouth. His outfit consists of a shirt that resembles a giant brown bib or apron with an emblem meaning "heaven" on the front, and a large red and white rope Sentomaru also has bandages wrapped around his right fist and elbows Since he asserts to having the tightest defense, Sentomaru also claims to have the tightest mouth