Yutaro Yamauchi

Krush 80 was a kickboxing event promoted by K-1 Japan Group, held on September 8, 2017 at Korakuen Hall in Tokyo.

Krush 56 was a kickboxing event promoted by K-1 Japan Group (Krush), held on August 14, 2015 at Korakuen Hall in Tokyo.

Krush 43 was a kickboxing event held on July 13, 2014 at Korakuen Hall in Tokyo, Japan. The triple main event featured a Krush -65kg title match between Hiroya and Naoki Terasaki, an ISKA world bantamweight title match between Nobuchika Terado and Vedat Uruc, and a Krush women's title match between Syuri and Kanako Taniyama.

Krush 50 was a kickboxing event held on January 4, 2015 at Korakuen Hall in Tokyo, Japan, the second of two Krush shows that day. The main event was a Krush -65kg title match between Naoki Terasaki and Noman, and the semi-final was a semi-final of the tournament for the vacant third Krush -70kg title between Yutaro Yamauchi and Yoichi Yamazaki.

The K-1 WORLD GP 2021 JAPAN ～よこはまつり～ takes place on September 20, 2021, at Yokohama Arena in Yokohama, Japan. This kickboxing event features Kenta Hayashi facing Daizo Sasaki in a super lightweight bout as a key matchup. Other fighters include Rukiya Anpo, Sina Karimian, and Hirotaka Asahisa across various weight classes. A special heavyweight bout marks Satoshi Ishii’s kickboxing debut against Ryo Aitaka.