On Sunday, June 13, Rizin Fighting Federation visited the Tokyo Dome in Bunkyo, Tokyo, Japan for Rizin 28.
In the night’s main event, Mikuru Asakura met Kleber Koike Erbst in a featherweight bout.
The co-main event was a kickboxing tripleheader as the world’s second-ranked fighter, Tenshin Nasukawa, ran through a gauntlet of opponents. He started with Koki Osaki, then faced veteran Hiroya Kawabe, before completing the night against the mysterious “Mr. X” who turned out to be Hideo Tokoro.
Finally, the promotion crowned a lightweight champion as Tofiq Musayev took on Roberto de Souza.
The action aired live via online pay-per-view beginning at 2:30 a.m. ET.
FULL RESULTS
Kleber Koike Erbst def. Mikuru Asakura by submission (triangle choke). Round 2, 1:49
Kickboxing: Tenshin Nasukawa vs. Hideo Tokoro – no result announced
Kickboxing: Tenshin Nasukawa vs. Hiroya Kawabe – no result announced
Kickboxing: Tenshin Nasukawa vs. Koki Osaki – no result announced
Roberto Satoshi def. Tofiq Musayev by submission (triangle choke). Round 1, 1:12 – for lightweight title
Kai Asakura def. Shooto Watanabe by TKO. Round 1, 3:22 – bantamweight grand prix opening round
Naoki Inoue def. Shintaro Ishiwatari by knockout. Round 1, 2:01 – bantamweight grand prix opening round
Hiromasa Ougikubo def. Takeshi Kasugai by unanimous decision – bantamweight grand prix opening round
Yuki Motoya def. Ryo Okada by unanimous decision – bantamweight grand prix opening round
Yutaka Saito def. Vugar Karamov by split decision
Shoma Shibisai def. Tsuyoshi Sudario by submission (rear-naked choke). Round 3, 1:39
Satoshi Yamasu def. Noah Bey by split decision
Kickboxing: Tenshin Nasukawa vs. Hideo Tokoro – no result announced
Kickboxing: Tenshin Nasukawa vs. Hiroya Kawabe – no result announced
Kickboxing: Tenshin Nasukawa vs. Koki Osaki – no result announced
Roberto Satoshi def. Tofiq Musayev by submission (triangle choke). Round 1, 1:12 – for lightweight title
Kai Asakura def. Shooto Watanabe by TKO. Round 1, 3:22 – bantamweight grand prix opening round
Naoki Inoue def. Shintaro Ishiwatari by knockout. Round 1, 2:01 – bantamweight grand prix opening round
Hiromasa Ougikubo def. Takeshi Kasugai by unanimous decision – bantamweight grand prix opening round
Yuki Motoya def. Ryo Okada by unanimous decision – bantamweight grand prix opening round
Yutaka Saito def. Vugar Karamov by split decision
Shoma Shibisai def. Tsuyoshi Sudario by submission (rear-naked choke). Round 3, 1:39
Satoshi Yamasu def. Noah Bey by split decision