Yuji Sakuragi is a Japanese mixed martial artist, kickboxer, and professional wrestler, currently associated with Real Japan Pro Wrestling (RJPW)'s team Seikendo. He is known for his Kyokushin Karate background and his ability to score KO wins. In MMA, he competed for the Pancrase, M-1 Global, and DEEP promotions.

Hirokazu Nagai , better known as Mitsuya Nagai , is a Japanese mixed martial artist, professional wrestler and former kickboxer. A professional MMA competitor from 1991 until 2013, he fought the majority of his career in Fighting Network RINGS. Once a student of legendary professional wrestlers Satoru Sayama and Akira Maeda, Nagai holds notable victories over former King of Pancrase Super Heavyweight Champion Tsuyoshi Kosaka, Nobuaki Kakuda, four-time world kickboxing champion Andre Mannaart, Russian sambo champion Mikhail Ilyukhin, RINGS King of Kings 2000 Tournament runner up Valentijn Overeem, ADCC bronze medallist and RINGS Light Heavyweight title contender Chris Haseman, and Pancrase veteran Takaku Fuke. He also fought for K-1 in kickboxing.