Komatsu Masao is a friend of Hitoshi Aoshima together with Itou Shirou they are in Male Volleyball Club being foreverbench players. He has former and leader of DX Brigade or formerly known as AntiDobashi Brigade. A group made of a bunch of losers who despise all the riajuu normalfags that enjoying their lives the fullest. Their number one enemy is The Refreshing prince Dobashi Yuuki. Their HQ is located at the AudioVisual Room. He likes bodybuilding wrestling and action movies.