Masato is a member of the Little Busters, and is Riki's roommate. He loves to work out and improve his muscle mass. His rival is Kengo Miyazawa, fellow member of the Little Busters. Masato is the most reliable and loyal of the Little Busters. He has a particular fondness for Riki, which he is more than willing to express out aloud. He's occasionally dubbed as "the lovable idiot."
(Source: Little Busters Wikia)
