Mitsuhisa Sunabe

RIZIN 13 will be the promotions biggest event to date from the Saitama Super Arena in Saitama, Japan. Following the tragic loss of Norifumi “Kid” Yamamoto this month, two generational talents from their respective combat sports will compete in a clash featuring two of Japan’s best. Yamamoto’s protege Kyoji Horiguchi will strap on the big gloves when he crosses over into kickboxing to take on undefeated 20-year-old phenom Tenshin Nasukawa. In addition to the headliner, Mirko Cro Cop returns against streaking heavyweight Roque Martinez, former Invicta FC atomweight champ Ayaka Hamasaki meets DEEP titleholder Mina Kurobe, and former UFC fighters Diego Brandão and Daron Cruickshank will clash at lightweight.

Silver Bullet was a professional wrestling event promoted by OZ Academy, held on April 4, 2021, at Korakuen Hall in Tokyo, Japan. In the main event, company head and Seiki-gun mastermind Mayumi Ozaki defended the OZ Academy Openweight Championship against Sonoko Kato.

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.