RIZIN hold its first event of the year on May 6, with RIZIN 10 in the promotion’s second trip to the Marine Messe Fukuoka in Fukuoka, Japan. Japan’s best MMA fighter today, Kyoji Horiguchi, continues to set out to prove his worth on the world stage when he takes on the former consensus No.1 flyweight in the world, Ian McCall. In the co-headliner of the evening, teenage kickboxing phenom Tenshin Nasukawa returns to the ring against WSOF flyweight champion Yusaku Nakamura. The 19-year-old super prospect Nasukawa has defeated all 29 opponents in his pro career across MMA, kickboxing and Muay Thai rules, including 23 victories by way of stoppage.