Four Bouts Official for Rizin 52 on March 7

Rizin Fighting Federation has confirmed four fights, including a super atomweight showdown between Saori Oshima and Keito Oyama, for the first event of 2026.Rizin 52 on March 7 also includes the following three matches: Luiz Gustavo vs. Taisei Sakuraba in lightweight; Takaki Soya vs. Tony Laramie at Flyweight and Viktor Kolesnik vs. Kazuki Aimoto at Featherweight.

Rizin 52 takes place at Ariake Arena in Tokyo and is available on pay-per-view via Rizin.TV.The promotion also announced that Rizin Landmark Vol. 13 will take place on April 12 at the Marine Messe Fukuoka in Fukuoka, Japan. No fights were confirmed for that event.

Oshima won her first four Rizin appearances to eventually earn a super atomweight title. “Little Giant” fell short of that opportunity, falling via unanimous decision to Rizin Landmark Vol. 12 last November.

Oyama, better known as ‘Kate Lotus’, will carry a four-match winning streak into her match with Oshima. Two of those wins – decision victories over Bo Mi Lee and Yu Ri Shim – came under the Rizin banner.