関本大介
is a Japanese professional wrestler, currently signed to Big Japan Pro Wrestling (BJW) in the Strong BJ division. He has been working in BJW since his debut in June 2008. He is best known as part of a tag team with Daisuke Sekimoto, with whom he has held the BJW Tag Team Championship, All Japan Pro Wrestling's (AJPW) World Tag Team and All Asia Tag Team Championships and DDT Pro-Wrestling's KO-D Tag Team Championship. As a singles wrestler, he is a former BJW World Strong Heavyweight Champion.