Tatsuya Oiwa

Krush 193 was a kickboxing event held by Krush (K-1 Japan Group) on Saturday, October 31, 2026, at Korakuen Hall in Tokyo, Japan. In the main event, Tatsuya Oiwa faced Kenshin Kodama for the Krush Lightweight Championship. The card also featured the final of the 10th Krush Bantamweight Championship Tournament between Ryu Ohira and Kakeru Nagano.

Krush 123 took place on March 27, 2021, at Korakuen Hall in Tokyo, Japan. In the main event, Begin Yoshioka faced Kazuki Miburo. The card also featured Fumiya Osawa versus Shinichiro Kawasaki and Tatsuya Oiwa versus Naoki Yamamoto.

Krush 158 kickboxing event held February 24, 2024 at Korakuen Hall, Tokyo, Japan.

Krush 163 kickboxing event held July 27, 2024 at Korakuen Hall, Tokyo, Japan.

Krush 115 took place on July 21, 2020, at Korakuen Hall in Tokyo, Japan. In the main event, Leona Pettas faced Tatsuya Oiwa. The card also featured Kota Nakano versus Ruku and Yuzuki Satomi versus Shuji Kawarada.

Krush 143 took place on November 26, 2022, at Korakuen Hall in Tokyo, Japan. In the main event, Hayato Suzuki faced Vitor Toffanelli. The card also featured Haruaki Otsuki versus Hisaki Higashimoto and Tatsuya Oiwa versus Lyra Nagasaka.

Krush 168 in NAGOYA kickboxing event held November 23, 2024 at Nagoya Congress Center Event Hall, Nagoya, Japan.

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K-1 REVENGE was a kickboxing event hosted by K-1. The event took place on Sunday, May 31, 2026, at Tokyo's Korakuen Hall.

Krush 182 took place Saturday, November 29, 2025 with 12 fights at Korakuen Hall in Bunkyo, Tokyo, Japan.

The K-1 WORLD GP 2022 JAPAN ～K’FESTA.5～ takes place on April 3, 2022, at Yoyogi National Gymnasium in Tokyo, Japan. This kickboxing event features Yuki Yoza challenging Taio Asahisa for the Lightweight title in the main event. Other fighters include Takanotsume Tatsuya, Leona Pettas, Kizaemon Saiga, and Minoru Kimura across the card. A notable bout pits Kenta Hayashi against Kona Kato in the welterweight division. It’s K-1’s flagship event of spring 2022.

The K-1 WORLD GP 2023 ～K’FESTA.6～ takes place on March 12, 2023, at Yoyogi National Gymnasium in Tokyo, Japan. This kickboxing event features Tetsuya Yamato defending his Super Lightweight title against Kenta Hayashi in the main event. Other title fights include Taio Asahisa vs. Yuki Yoza for Lightweight, Hiromi Wajima vs. Jomthong Chuwattana for Super Welterweight, and Akihiro Kaneko vs. Kompetch Sitsarawatsuer for Super Bantamweight. Additional competitors like Masaaki Noiri, Jordann Pikeur, and Gunji Taito appear across the card. It’s K-1’s marquee event of early 2023, showcasing seven championship bouts.

K-1 WORLD GP 2021 JAPAN Lightweight Title Match takes place on July 17, 2021, at Fukuoka Kokusai Center in Fukuoka, Japan. This kickboxing event features Gonnapar Weerasakreck defending his Lightweight title against Taio Asahisa in the main event. Other fighters include Kenta Hayashi, Koya Urabe, Rukiya Anpo, and Hikaru Hasumi across the card. A notable superfight pits Leona Pettas against Chihiro Nakajima.

The K-1 WORLD GP 2020 JAPAN ～K-1九州初上陸～ takes place on November 2, 2020, at Fukuoka Kokusai Center in Fukuoka, Japan. This kickboxing event features fighters like Masaaki Noiri, Sina Karimian, Kana Morimoto, and Hirotaka Asahisa compete in additional matchups. It marks K-1’s inaugural event in Kyushu with a limited crowd.

The K-1 WORLD GP 2023 1st Middleweight Championship Tournament takes place on June 3, 2023, at Yokohama Budokan in Yokohama, Japan. This kickboxing event features an eight-man Middleweight Championship Tournament with fighters like Hassan Toy, Shintaro Matsukura, Igor Silva, and Hiromi Wajima. The tournament concludes with Hassan Toy facing Shintaro Matsukura in the final to crown the inaugural champion. Additional bouts include K-Jee vs. Viktor Hugo and Kana Morimoto vs. Funda Alkayis on the card. It’s a historic night for K-1, marking its 30th anniversary with the first middleweight title.

The K-1 WORLD GP 2022 JAPAN Yokohama Festival takes place on September 11, 2022, at Yokohama Arena in Yokohama, Japan. This kickboxing event features an eight-man Super Featherweight Championship Tournament with fighters like Leona Pettas, Hirotaka Asahisa, Tatsuya Oiwa, and Tomoya Yokoyama. Tetsuya Yamato defends his Super Lightweight title against Daizo Sasaki in the co-main event. Other competitors include Akihiro Kaneko, Sina Karimian, and Hiromi Wajima across various bouts.

The K-1 ReBIRTH 2 event takes place on December 9, 2023, at Edion Arena Osaka in Osaka, Japan. This kickboxing spectacle features Hiromi Wajima defending his Super Welterweight title against Ouyang Feng in the main event. Other title fights include Toma Kuroda vs. Issei Ishii for the Bantamweight belt and Hasan Toy vs. Shintaro Matsukura for the Middleweight crown. Additional competitors like Akihiro Kaneko, Leona Pettas, and Kana Morimoto face off across the card. It’s K-1’s final major event of 2023, closing the year with high-stakes action.

Krush 71 was a kickboxing event promoted by K-1 Japan Group, held on December 18, 2016 at Korakuen Hall in Tokyo.

Krush 53 was a kickboxing event promoted by K-1 Japan Group (Krush), held on April 12, 2015 at Korakuen Hall in Tokyo.

Krush 79 was a kickboxing event promoted by K-1 Japan Group, held on August 20, 2017 at Nagoya Congress Center Event Hall in Nagoya, Aichi.

Krush 62 was a kickboxing event promoted by K-1 Japan Group (Krush), held on January 17, 2016 at Korakuen Hall in Tokyo.

Krush 65 was a kickboxing event promoted by K-1 Japan Group (Krush), held on April 10, 2016 at Korakuen Hall in Tokyo.

Krush 55 was a kickboxing event promoted by K-1 Japan Group (Krush), held on June 12, 2015 at Korakuen Hall in Tokyo.

Krush 76 was a kickboxing event promoted by K-1 Japan Group, held on May 28, 2017 at Korakuen Hall in Tokyo.

Krush 49 was a kickboxing event held on January 4, 2015 at Korakuen Hall in Tokyo, Japan, the first of two Krush shows that day. The main event was a -67kg bout between Daisuke Tsutsumi and Daiki Watabe, and the semi-final saw Daizo Sasaki face Ryuki Iwashita at -63kg.

Krush 82 was a kickboxing event promoted by K-1 Japan Group, held on November 5, 2017 at Korakuen Hall in Tokyo.

Krush 68 in NAGOYA was a kickboxing event promoted by K-1 Japan Group, held on August 20, 2016 at Nagoya Congress Center Event Hall in Nagoya, Aichi.

Krush 57 in NAGOYA was a kickboxing event promoted by K-1 Japan Group (Krush), held on August 22, 2015 at Nagoya Congress Center Event Hall in Nagoya, Aichi.

The K-1 WORLD GP 2019 Japan vs. World takes place on August 24, 2019, at Edion Arena Osaka in Osaka, Japan. This event features a Japan vs. World 5-on-5 matchup with fighters like Kenta Hayashi, Koya Urabe, Kimura "Philip" Minoru, and Sina Karimian, alongside special superfights including Koji vs. Ryo Aitaka. Competitors clash in a mix of international and domestic kickboxing bouts. The night promises gripping battles and potential upsets. It’s a standout event in K-1’s 2019 lineup.

The K-1 Winter Big Match Vol. 2 Nagoya – K-1 WORLD GP 2019 JAPAN ～Inaugural Women’s Flyweight Championship Tournament & Super Lightweight Title Match～ occurs on December 28, 2019, at Dolphins Arena in Nagoya, Japan. This event features Rukiya Anpo vs. Kaew Weerasakreck for the Super Lightweight title and a women’s flyweight tournament with Kana Morimoto and Josefine Knutsson in the final. Competitors like Takeru Segawa, Minoru Kimura, and Masaaki Noiri also face off in superfights. The night promises intense kickboxing action. It’s K-1’s second winter spectacle of 2019.

The K-1 WORLD GP 2018 JAPAN K’FESTA.1 occurs on March 21, 2018, at Saitama Super Arena in Saitama, Japan. This event showcases fighters like Takeru Segawa, Koya Urabe, Yoshiki Takei, and Wei Rui. Competitors will clash in multiple title fights and a Super Featherweight Tournament. The night delivers high-stakes kickboxing action. It marks K-1’s first major event of 2018.

The K-1 WORLD GP 2019 JAPAN Super Bantamweight World's Strongest Tournament takes place on June 30, 2019, at Ryogoku Kokugikan in Tokyo, Japan. This event features fighters like Yoshiki Takei, Yuta Murakoshi, Akihiro Kaneko, and Rui Ebata in the Super Bantamweight World’s Strongest Tournament. Competitors battle in an eight-man bracket to claim supremacy. The night offers intense kickboxing showdowns. It’s a landmark event for K-1’s super bantamweight division.