KO-D Openweight Championship
(born February 9, 1981) is a Japanese professional wrestler, currently signed to Big Japan Pro Wrestling in the Strong BJ division. He is also known for his appearances in Pro Wrestling Zero1-Max. He is a three-time BJW World Strong Heavyweight Champion, while also being a former one-time NWA Pan-Pacific Premium Heavyweight Champion, one-time wXw Unified World Wrestling Champion and a two-time Zero1 World Heavyweight Champion. Other major singles championships include the BJW Heavyweight Championship, the KO-D Openweight Championship and the Strongest-K Championship. Also a successful tag team wrestler, he has held the AJPW World Tag Team Championship three times, the All Asia Tag Team Championship two times, the BJW Tag Team Championship nine times and the KO-D Tag Team Championship two times with his most successful tag team combination being with Yuji Okabayashi.