Japan’s RIZIN Fighting Federation returned to action on Sunday (or Saturday night, depending on your locale) with RIZIN 37.
The event, back in the promotion’s stronghold at the Saitama Super Arena in Saitama, Japan, saw the opening round of the women’s super atomweight grand prix unfold — with familiar names including champ Seika Izawa, ex-champ Ayaka Hamasaki, former UFC fighter Jessica Aguilar and others in action.
Also competing at RIZIN 37, Marcos Yoshio Souza, brother of RIZIN lightweight champ Roberto Satoshi Souza. Marcos was paired up with UFC vet Daichi Abe for his third fight under the RIZIN FF banner.
Full results from RIZIN 37 can be found below.
RIZIN 37 Results
Seika Izawa def. Laura Fontoura by submission (guillotine choke), Round 1, 3:47 – RIZIN women’s super atomweight grand prix opening round
Ayaka Hamasaki def. Jessica Aguilar by unanimous decision – RIZIN women’s super atomweight grand prix opening round
Makoto Shinryu def. Hideo Tokoro by unanimous decision
Koji Takeda def. Johnny Case by unanimous decision
Si Woo Park def. Kanna Asakura by unanimous decision – RIZIN women’s super atomweight grand prix opening round
Rena def. Anastasiya Svetkivska by unanimous decision – RIZIN women’s super atomweight grand prix opening round
Tsuyoshi Sudario def. Hideki Sekine by knockout (punch), Round 1, 0:53
Yuki Motoya def. Shinobu Ota by unanimous decision
Yoshiki Nakahara def. Tetsuya Seki by unanimous decision
Daichi Abe def. Marcos Yoshio Souza by KO (punch/soccer kick), Round 2, 3:02
Vugar Karamov def. Sora Yamamoto by unanimous decision
Ryusei def. Kaishi by TKO, Round 3, 1:23 – Kickboxing
Hiroki Kasahara def. Yusaku Ishizuki by unanimous decision – Kickboxing
Yushi Sakura def. Takeru “Haruki” Sudo by submission (Rear-Naked Choke), Round 2