Tsuyoshi Kosaka

Rizin World Grand Prix 2015: Part 1 - Saraba was an inaugural mixed martial arts event held by the Rizin Fighting Federation on December 29, 2015 at the Saitama Super Arena in Saitama, Japan .

UFC 16 was an MMA event held by the UFC on March 13, 1998 in New Orleans, Louisiana, live on pay per view in the USA and later released on home video. It featured the first UFC Lightweight tournament, a Middlteweight Championship bout, a Heavyweight and a Middleweight Superfight.

Pride 31: Unbreakable (promoted in Japan as Dreamers) was a mixed martial arts event held by Pride Fighting Championships on February 26, 2006 at Saitama Super Arena in Saitama, Japan. It was also the first Pride pay-per-view event of 2006.

Rizin World Grand-Prix 2016: 2nd Round was a mixed martial arts event held by the Rizin Fighting Federation on December 29, 2016 at the Saitama Super Arena in Saitama, Japan.

Rizin World Grand Prix 2017: Final Round was a mixed martial arts event held by the Rizin Fighting Federation on December 31, 2017 at the Saitama Super Arena in Saitama, Japan.

Pride Total Elimination Absolute was a mixed martial arts event held by the Pride Fighting Championships. It took place at the Osaka Dome in Osaka, Japan on May 5, 2006.

Pride Bushido 6 was a mixed martial arts event held by Pride Fighting Championships. It took place at the Yokohama Arena in Yokohama, Japan on April 3, 2005. Under BUSHIDO rules, matches are 2 rounds only.