2025 in Rizin Fighting Federation
The year 2025 was the 11th year in the history of the Rizin Fighting Federation, a mixed martial arts promotion based in Japan.
List of events
[|2025 Rizin Heavyweight Grand Prix]
Background
On March 26, 2025, during a Rizin: Otoko Matsuri Press Conference, Rizin CEO Nobuyuki Sakakibara revealed six fighters will complete at [|2025 Rizin World Grand Prix], for the heavyweight divisions, includes Alexander Soldatkin, José Augusto Azevedo, Marek Samociuk, Mikio Ueda, Shoma Shibisai and Tsuyoshi Sudario. The quarterfinal took place at Rizin: Otoko Matsuri on May 4. The semifinal took place at Super Rizin 4 on July 27. The final took place at Rizin 51 on September 28. The winner of the tournament will fight against Ryan Bader for the inaugural heavyweight title.Tournament bracket
2025 Rizin Flyweight Grand Prix
Background
On March 30, 2025, during Rizin 50, Kyoji Horiguchi announced that he had vacated the flyweight title and returned to UFC. Subsequently, the promotion announced it will hold a flyweight grand prix to determine the new 125-pound champion.On June 14, 2025, during Rizin Landmark 11 in Sapporo intermission, Rizin CEO Nobuyuki Sakakibara revealed that the eight fighters who will compete at the 2025 Rizin World Grand Prix, for the flyweight divisions, are Hiromasa Ougikubo, Yuki Ito, Nkazimulo Zulu, Hiroya Kondo, Alibek Gadzhammatov, Yuki Motoya, Erson Yamamoto and Makoto Takahashi. The quarterfinal will take place at Super Rizin 4 on July 27. The official matchup drawing will take place July 1, 2025. On June 27, 2025, it was reported that two more fighters will compete at the Grand Prix tournament, are Jose Torres and Takaki Soya.
Tournament bracket
Rizin 50
Rizin 50 was a combat sports event held by Rizin Fighting Federation on March 30, 2025, at the Anabuki Arena Kagawa in Takamatsu, Japan.Background
A Rizin Bantamweight Championship bout between current champion Naoki Inoue and Yuki Motoya headlined the event. The pairing previously met at Rizin 26 in December 2020, which Inoue won by first round submission.At the weigh-ins, Spike Carlyle weighed in at 160.9 pounds, 4.4 pounds over the lightweight limit and he was fined 50% of his purse, which went to Takeshi Izumi. As a results, if Carlyle wins or the bout ends in a draw, the official result was record as a no contest.
Results
Rizin: Otoko Matsuri
Rizin: Otoko Matsuri was a combat sports event held by Rizin Fighting Federation on May 4, 2025, at the Tokyo Dome in Tokyo, Japan.Background
A featherweight rematch between Mikuru Asakura and Ren Hiramoto was scheduled to headline the event. The pairing previously met at Super Rizin 3 in July 2024, which Hiramoto won by first-round knockout. However on March 3, the promotion officially announced that Hiramoto withdrew due to a shoulder injury and Asakura expected to still compete on the card. On March 7, the promotion announced that the event is changed to Rizin: Otoko Matsuri.A Rizin Featherweight Championship bout between current two-time champion Kleber Koike Erbst and Razhabali Shaydullaev headlined the event.
The quarterfinals of 2025 Rizin World Grand Prix heavyweight tournament took place at this event. However, the bout between Islambek Baktybek Uulu and Alexander Soldatkin got rescheduled for June 14 at Rizin Landmark 11 after Baktybek Uulu has suffered a meniscus injury.
Results
Rizin World Series in Korea
Rizin World Series in Korea was a combat sports event held by Rizin Fighting Federation on May 31, 2025, at the Paradise City in Incheon, South Korea.Background
This event marked the promotion's debut in South Korea.A lightweight bout between a current Rizin Lightweight Champion Roberto de Souza and Ki Won-bin headlined the event.
Results
Rizin Landmark 11
Rizin Landmark 11 in Sapporo was a combat sports event held by Rizin Fighting Federation on June 14, 2025, at Makomanai Ice Arena in Sapporo, Japan.Background
A featherweight bout between former Rizin Featherweight Champion Vugar Karamov and undefeated prospect Shuya Kimura headlined the event.In addition, 2025 Rizin Heavyweight Grand Prix quarterfinal originally scheduled as Islambek Baktybek Uulu vs. Alexander Soldatkin at Rizin: Otoko Matsuri, but Baktybek Uulu withdrew as suffered a meniscus injury. Instead, Soldatkin faced Price Aounallah at this event.
Results
Super Rizin 4
Super Rizin 4 was a combat sports event held by Rizin Fighting Federation on July 27, 2025, at Saitama Super Arena in Saitama, Japan.Background
A featherweight rematch between former two-time Rizin Featherweight Champion Kleber Koike Erbst and Mikuru Asakura headlined the event. The pair previously met at Rizin 28 in June 2021, which Koike Erbst won by second round technical submission.The event featured to complete at the title bout:
- Rizin Bantamweight Championship bout: Naoki Inoue vs. Ryuya Fukuda
On July 4, 2025, it got announced that the Rizin Featherweight Championship bout got cancelled and Razhabali Shaydullaev withdraw since they were unable to secure an opponent in time for a title bout.
On July 21, 2025, it was reported that Karshyga Dautbek got diagnosed with a herniated disc with approximately six weeks of absolute rest and treatment. Therefore, Dautbeck had to withdraw from the match against Kyoma Akimoto due to doctor's orders. He was replaced by Koki Akada.
On July 25, 2025, it got announced that Shin Yu-jin's weight cutting isn't going well and she wouldn't be able to reach the 49kg for the Rizin Women's Super Atomweight Championship match against current champion Seika Izawa, therefore, both sides agreed to a non-title match with a catchweight of 52kg.
Results
Rizin 51
Rizin 51 was a combat sports event held by Rizin Fighting Federation on September 28, 2025, at Aichi International Arena in Nagoya, Japan.Background
A Rizin Lightweight Championship bout between current champion Roberto de Souza and Shunta Nomura was scheduled to headline the event. However on August 1, it was reported that Nomura is not medically cleared to compete in September after his win over Patricky Pitbull at Super Rizin 4. Therefore, Yoshinori Horie competed against de Souza for the belt.A Rizin Featherweight Championship bout between current champion Razhabali Shaydullaev and Viktor Kolesnik served as the co-main event.
Results
Rizin Landmark 12
Rizin Landmark 12 was a combat sports event held by Rizin Fighting Federation on November 3, 2025, at Glion Arena Kobe in Kobe, Japan.Background
A featherweight bout between Kyohei Hagiwara and Kyoma Akimoto headlined the event.A Rizin Super Atomweight Championship bout between current champion Seika Izawa and Saori Oshima served as the co-main event.