The Champion Carnival was a match between four-weight champions who were born during a year of battle, and they gathered together to compete in a title match. Furthermore, the final match of 2015, where all the star players participated and attracted a huge crowd packed at Yoyogi Gymnasium.

K-1 WORLD GP 2016 IN JAPAN held on March 4th. Japanese fighters from the 65kg class, including Terazaki Naoki, Sotoda Yasuomi, Kubo Yuta, Uehara Makoto, and other players gathered together. This book contains all the fierce survival tournaments, hoping for the right to challenge the World Championship.

K-1 WORLD GP 2016 IN JAPAN held on June 24th. The world's strong players and Japanese national team players have concluded in order to defeat the absolute champion Geo Willasakurek. All matches are uncut from the standing techniques festival held at the packed Yoyogi Gymnasium.

The K-1 WORLD GP 2018 JAPAN 2nd Featherweight Championship Tournament happens on June 17, 2018, at Saitama Super Arena in Saitama, Japan. This event pits fighters like Kaito Ozawa, Yuta Murakoshi, Ryusei Ashizawa, and Haruma Saikyo in a Featherweight Championship Tournament. Competitors face off in an eight-man bracket to claim the title. The night features intense kickboxing showdowns. It’s a pivotal moment for K-1’s featherweight division.