성별 : 정보신청
생일 : 정보신청
키/몸무게 : 정보신청

Maruo Childhood friend of Kenji's, stays bests friends with him even as an adult. As a child he was part of the founding members of the secret base group. As an adult he is married with a son and manages "The Fancy Shop" a store for high school girls.
 
 Source: 1st chapter of 20th century boys