RIZIN 28 was a mixed martial arts and kickboxing event held by Rizin Fighting Federation on June 13, 2021 at the Tokyo Dome in Tokyo, Japan.
The event is expected to be headlined by the inaugural Rizin Fighting Federation Lightweight Championship bout between Tofiq Musayev and Roberto de Souza. This event is expected to host the first half of Rizin Bantamweight Grand Prix initial round fights. The event was originally scheduled to take place on May 23rd, however due to a State of Emergency being declared between April 25th to May 9th, the event was postponed to June 13th. Due to the ticketing system, the event numbers will stay as they are. This will be the first MMA event in the Tokyo Dome in 18 years and they are hoping to hold at least 50% capacity for the venue, equaling about 25,000 spectators. RISE Welterweight champion BeyNoah was scheduled to make his mixed martial arts debut against Satoshi Yamasu in a 73kg catchweight bout. A heavyweight bout between Tsuyoshi Sudario and Shoma Shibisai was announced for the event. One time RIZIN Featherweight title challenger Mikuru Asakura was scheduled to fight Kleber Koike Erbst. RIZIN Featherweight champion Yutaka Saito was scheduled to fight Vugar Keramov in a non-title bout.
MMA / Featherweight / Mikuru Asakura vs. Kleber Koike Erbst
Standing Bout / Tenshin Nasukawa vs. Koki Osaki, Hiroya Kawabe & X
MMA / RIZIN Lightweight Championship / Tofiq Musayev vs. Roberto de Souza
MMA / RIZN Bantamweight Grand Prix 2021 Opening Round / Shooto Watanabe vs. Kai Asakura
MMA / RIZN Bantamweight Grand Prix 2021 Opening Round / Shintaro Ishiwatari vs. Naoki Inoue
MMA / RIZN Bantamweight Grand Prix 2021 Opening Round / Hiromasa Ougikubo vs. Takeshi Kasugai
MMA / RIZN Bantamweight Grand Prix 2021 Opening Round / Yuki Motoya vs. Ryo Okada
MMA / Featherweight / Yutaka Saito vs. Vugar Keramov
MMA / Heavyweight / Tsuyoshi Sudario vs. Shoma Shibisai
MMA / Catchweight / Satoshi Yamasu vs. Bey Noah