On Sunday, Feb. 8, the K-1 Japan Group hosted K-1 WORLD GP 2026 -90kg World Tournament, live from the Yoyogi National Stadium 2nd Gymnasium in Shibuya, Tokyo, Japan. The event featured five title bouts, in addition to the -90kg World Tournament.
ukas Achterberg def. Nikita Kozlov by KO (leg kick). Round 1, 2:19 – K-1 -90kg World Tournament final
Akihiro Kaneko vs. Rui Okubo ruled no contest (Okubo won decision, but missed weight) – for the K-1 super bantamweight title
Yuzuki Satomi def. Hirotaka Asahisa by ext. round unanimous decision (10-9 x 3) – for the vacant K-1 lightweight title
Claudio Istrate def. Thiatou Yoff by KO (punch). Round 1, 0:33
Nikita Kozlov def. Ibrahim El Bouni by unanimous decision (30-26, 30-27, 30-26) – K-1 -90kg World Tournament semifinals
Lukas Achterberg def. Bogdan Stoica by TKO (two knockdowns). Round 1, 1:50 – K-1 -90kg World Tournament semifinals
Dengue Silva def. Kacper Muszyński by KO (punches). Round 1, 2:48
Alfousseynou Kamara def. Bassó Pires by TKO (punches). Round 1, 1:15
Nikita Kozlov def. Aslan Koshiyev by ext. round unanimous decision (10-9 x 3) – K-1 -90kg World Tournament quarterfinals
Ibrahim El Bouni def. Marco Antonio by unanimous decision (29-25 x 3) – K-1 -90kg World Tournament quarterfinals
Bogdan Stoica def. Mattia Faraoniby KO (punch). Round 2, 2:41 – K-1 -90kg World Tournament quarterfinals
Lukas Achterberg def. Mahmoud Sattari by KO (punch). Round 1, 1:51 – K-1 -90kg World Tournament quarterfinals
Akira Junior def. Gunther Kalunda Ngunza by disqualification (illegal punch) – K-1 -90kg World Tournament reserve bout
Issei Ishii def. Zhang Jinhui by unanimous decision (30-29 x 3) – for the K-1 bantamweight title
Veronica Rodriguez def. Kira Matsutani by unanimous decision (30-28, 30-28, 29-28) – for the K-1 women’s atomweight title
Saho Yoshino def. Sofia Tsolakidou by unanimous decision (30-28, 30-28, 30-27) – for the K-1 women’s flyweight title
Yuta Matsuyama def. Chihiro Nakajima by unanimous decision (30-29 x 3)
Kiyomitsu Nagasawa def. Yuma Saikyo by KO (body punches). Round 1, 1:46
Futa Hashimoto def. Koji Ikeda by majority decision (30-29, 29-29, 30-29)
Eiki Kurata def. Ryunosuke Saito by split decision (30-29, 29-30, 30-29)
Sora Amemiya def. Mateus Sagae by KO (leg kicks). Round 2, 3:00
Musashi Kotani def. Ryuya Fujihira by majority decision (30-28, 29-29, 30-28)