Ryujin Nasukawa

Born那須川龍心
May 16, 2006 (age 19)
Chiba, Japan

Height165 cm (5 ft 5 in)

Weight51.5 kg (114 lb; 8.11 st)

Ryujin Nasukawa
Born	那須川龍心 (2006-05-16) May 16, 2006 (age 19) Chiba, Japan
Height	165 cm (5 ft 5 in)
Weight	51.5 kg (114 lb; 8.11 st)
Style	Kickboxing
Stance	Orthodox
Fighting out of	Tokyo, Japan
Team	Team TEPPEN
Trainer	Hiroyuki Nasukawa

Kickboxing record
Total	19
Wins	17
By knockout	8
Losses	2

Other information
Notable relatives	Tenshin Nasukawa (older brother)

Ryujin Nasukawa (born May 16, 2006) is a Japanese kickboxer. He is the reigning ISKA K-1 World Strawweight champion and former RISE Flyweight (-51.5 kg) champion.

As of October 2024, he was the #10 ranked -53 kg kickboxer in the world according to Beyond Kickboxing.^[1]

Early career

Nasukawa made his professional debut on April 4, 2022, at RISE ELDORADO 2022 where he defeated Naoki Kasahara by unanimous decision.^[2]

For his second professional fight Nasukawa was scheduled to face Rui Okubo on the exceptional card THE MATCH 2022 on June 19, 2022, at the Tokyo Dome. Nasukawa lost the fight by unanimous decision.^[3]

Nasukawa took part in a four-man one night tournament called "New Warriors" on February 23, 2023, at RISE 166. In the semifinals he faced Momu Tsukamoto who defeated him by unanimous decision.^[4]

On August 26, 2023, Nasukawa faced Jin at RISE WORLD SERIES 2023 - 2nd Round. He won the fight by unanimous decision.^[5]

On December 16, 2023, Nasukawa faced Ryutaro at RISE WORLD SERIES 2023 Final Round. He won the fight by doctor stoppage in the third round.^[6]

On March 17, 2024, Nasukawa faced Tenshi Matsumoto at RISE ELDORADO 2024. He won the fight by unanimous decision.^[7]

On June 15, 2024, Nasukawa faced Momu Tsukamoto at RISE WORLD SERIES 2024 OSAKA. He won the fight by spit decision.^[8]

RISE Flyweight champion

Nasukawa was scheduled to challenge Riku Kazushima for his RISE Flyweight title on November 23, 2024, at RISE 183.^[9]

Nasukawa faced Petmai MC.SuperlekMuaythai at RISE WORLD SERIES 2024 Final on December 21, 2024. He won the fight by a second-round knockout.^[10]

Nasukawa faced Hamada Azmani for the inaugural ISKA K-1 World Strawweight (-51.5 kg) title at RISE WORLD SERIES 2025 Yokohama on June 21, 2025.^[11] He won the fight by unanimous decision to capture the title.^[12]

Nasukawa moved up to super flyweight (-53 kg) to face the #1 ranked RISE super flyweight contender Jin Mandokoro at RISE WORLD SERIES 2025 Tokyo on August 2, 2025.^[13] He won the fight by unanimous decision.^[14]

Nasukawa faced Yuto Uemura at RISE 195 on January 18, 2026. He won the fight by a first-round technical knockout.^[15]

Mixed martial arts career

Nasukawa made his mixed martial arts debut at Rizin 45 on December 31, 2023, against Jongmin Shin. He won the fight by second-round knockout.^[16]

Titles and accomplishments

Professional

RISE
- 2024 RISE Flyweight (-51.5 kg) Champion
- 2024 RISE Fighter of the Year^[17]
- 2025 RISE Knockout of the Year (vs. Kumandoi Petchyindee Academy)^[18]
- 2026 RISE Super Flyweight (-53 kg) Champion
International Sport Kickboxing Association
- 2025 ISKA K-1 World Strawweight (-51.5 kg) Champion

Awards

efight.jp
- Fighter of the Month (November 2024)^[19]

Amateur

2015 Amateur Dageki Kakutougi Japan Cup K-4 Tournament Runner-up^[20]
2016 Shin Karate Tokyo Tournament Elementary School Winner^[21]
2016 Amateur Dageki Kakutougi Japan Cup K-4 Tournament Third Place^[22]
2016 NJKF Explosion -31 kg Champion
2017 Bigbang -34 kg Champion^[23]
2017 KAMINARIMON All Japan Tournament -35 kg Champion^[24]
2018 NJKF Explosion -34 kg Champion^[25]
2018 Shootboxing All Japan Tournament -40 kg Champion^[26]
2018 RIZIN x KAMINARIMON Junior Tournament -35 kg runner-up^[27]
2019 NJKF Explosion Elementary School -40 kg Champion^[28]
2019 Bigbang -40 kg Champion
2019 Bigbang -45 kg Champion
2021 RISE NOVA Junior A-class -50 kg Tournament Winner^[29]
2021 Amateur Dageki Kakutougi Japan Cup Middle School -50 kg Champion^[30]
2021 RISE NOVA All Japan Tournament -55 kg Champion^[31]
2021 Stand Up Kickboxing A-class -45 kg Champion^[32]

Mixed martial arts record

Professional record breakdown
1 match	1 win	0 losses
By knockout	1	0

Res.	Record	Opponent	Method	Event	Date	Round	Time	Location	Notes
Win	1-0	Jongmin Shin	TKO (punches)	Rizin 45	December 31, 2023	1	2:16	Saitama, Japan

Kickboxing record

Professional Kickboxing Record
Date	Result	Opponent	Event	Location	Method	Round	Time
17 Wins (8 (T)KO's), 2 Losses, 0 Draw, 0 No Contest
2026-06-06		Kazuki Osaki	RISE World Series 2026 Tokyo	Tokyo, Japan
2026-03-28	Win	Kaito Hasegawa	RISE ELDORADO 2026	Tokyo, Japan	TKO (3 Knockdowns)	5	1:17
Wins the vacant RISE Super Flyweight (-53 kg) title.
2026-01-18	Win	Yuto Uemura	RISE 195	Tokyo, Japan	TKO (Punches)	1	2:24
2025-10-30	Win	Chalamdam Nayokathasala	Kickboxing Fes. GOAT	Tokyo, Japan	KO (Spinning back kick to the body)	1	1:38
2025-08-02	Win	Jin Mandokoro	RISE WORLD SERIES 2025 Tokyo	Tokyo, Japan	Decision (Unanimous)	3	3:00
2025-06-21	Win	Hamada Azmani	RISE WORLD SERIES 2025 Yokohama	Yokohama, Japan	Decision (Unanimous)	3	3:00
Wins the inaugural ISKA K-1 World Strawweight (-51.5 kg) title.
2025-03-29	Win	Kumandoi Petchyindee Academy	RISE ELDORADO 2025	Tokyo, Japan	TKO (3 Knockdowns)	2	2:39
2024-12-21	Win	Petmai MC.SuperlekMuaythai	RISE WORLD SERIES 2024 Final	Chiba, Japan	KO (Knee to the body)	2	2:06
2024-11-23	Win	Riku Kazushima	RISE 183	Tokyo, Japan	TKO (Left hook)	1	2:12
Wins the RISE Flyweight (-51.5 kg) title.
2024-09-08	Win	Jong Min Shin	RISE WORLD SERIES 2024 YOKOHAMA	Yokohama, Japan	KO (Left hook to the body)	2	0:27
2024-06-15	Win	Momu Tsukamoto	RISE WORLD SERIES 2024 OSAKA	Osaka, Japan	Decision (Split)	3	3:00
2024-03-17	Win	Tenshi Matsumoto	RISE ELDORADO 2024	Tokyo, Japan	Decision (Unanimous)	3	3:00
2023-12-16	Win	Ryutaro	RISE WORLD SERIES 2023 Final Round	Tokyo, Japan	TKO (Doctor stoppage)	3	2:04
2023-08-26	Win	Jin	RISE WORLD SERIES 2023 - 2nd Round	Tokyo, Japan	Decision (Unanimous)	3	3:00
2023-06-23	Win	Jo Aizawa	RISE 169	Tokyo, Japan	Decision (Unanimous)	3	3:00
2023-02-23	Loss	Momu Tsukamoto	RISE 166 - New Warriors Tournament, Semifinals	Tokyo, Japan	Decision (Unanimous)	3	3:00
2022-12-25	Win	Kojiro Shiba	RISE WORLD SERIES / SHOOTBOXING-KINGS 2022	Tokyo, Japan	Decision (Majority)	3	3:00
2022-08-28	Win	Ryoma Hirayama	RISE 161	Tokyo, Japan	TKO (Referee stop./Punches)	3
2022-06-19	Loss	Rui Okubo	THE MATCH 2022	Tokyo, Japan	Decision (Unanimous)	3	3:00
2022-04-02	Win	Naoki Kasahara	RISE ELDORADO 2022	Tokyo, Japan	Decision (Unanimous)	3	3:00
Legend: Win Loss Draw/No contest Notes

Amateur record

Amateur Kickboxing record
Date	Result	Opponent	Event	Location	Method	Round	Time
around 80 Wins, 10 Losses, 10 Draws
2021-12-26	Win	Takumi Hoshi	2021 Stand up Kickboxing Amateur Championship, Final	Tokyo, Japan	Decision (Majority)	1	3:00
Wins 2021 Stand up Kickboxing A-class -55kg title.
2021-12-26	Win	Hiroto Hayashi	2021 Stand up Kickboxing Amateur Championship, Semifinals	Tokyo, Japan	Decision (Unanimous)	1	3:00
2021-12-05	Win	Takumi Hoshi	RISE NOVA All Japan Championship, Final	Tokyo, Japan	Decision (Unanimous)	2	2:00
Wins 2021 RISE NOVA All Japan -55kg title.
2021-12-05	Win	Yuto Nomura	RISE NOVA All Japan Championship, Semifinals	Tokyo, Japan	Decision (Majority)	1	3:00
2021-12-05	Win	Ryunosuke Ito	RISE NOVA All Japan Championship, Quarterfinals	Tokyo, Japan	Decision (Unanimous)	1	3:00
2021-09-23	Win	Tensuke Yamazaki	RISE WORLD SERIES 2021 Yokohama	Yokohama, Japan	Decision (Unanimous)	2	2:00
2021-08-08	Win	Kizuna Morikawa	Stand up Amateur in TOKYO vol.5	Tokyo, Japan	Decision (Unanimous)	1	2:00
2021-07-04	Win	Yuto Wada	DEEP☆KICK 54	Osaka, Japan	Decision (Unanimous)	3	1:00
2021-03-20	Win	Reo Tsukada	Amateur Dageki Kakutougi Japan Cup 2021, Final	Tokyo, Japan	Decision (Unanimous)	1	2:00
Wins 2021 Japan Cup Middle School -50kg title.
2021-03-20	Win	Shikou Chinen	Amateur Dageki Kakutougi Japan Cup 2021, Semifinals	Tokyo, Japan	Decision	1	2:00
2021-02-07	Win	Ryusei Suzuki	RISE NOVA, Final	Tokyo, Japan	Decision (Unanimous)	2	2:00
Wins RISE NOVA Junior A-class -50kg Tournament title.
2021-02-07	Win	Jo Aizawa	RISE NOVA, Semifinals	Tokyo, Japan	Decision (Unanimous)	2	2:00
2021-02-07	Win	Ryuki Kawano	RISE NOVA, Quarterfinals	Tokyo, Japan	Decision (Unanimous)	2	2:00
2020-12-13	Loss	Momu Tsukamoto	DEEP KICK 48-49	Osaka, Japan	Decision (Unanimous)	3	1:30
2020-10-03	Win	Takumi Hoshi	RISE NOVA	Tokyo, Japan	Decision (Majority)	2	2:00
2020-10-04	Draw	Minato Yamazaki	RISE NOVA	Tokyo, Japan	Decision	2	2:00
2020-07-26	Loss	Sento Ito	DEEP KICK 44	Osaka, Japan	Decision (Unanimous)	2	2:00
2020-02-02	Loss	Riku Otsu	KAMINARIMON	Tokyo, Japan	Decision (Unanimous)	2	2:00
2019-11-24	Loss	Sento Ito	DEEP KICK 41	Osaka, Japan	Decision (Unanimous)	2	2:00
2019-10-06	Win	Sakura Soga	KAMINARIMON	Tokyo, Japan	KO	2
2019-10-06	Win	Osuke Seki	KAMINARIMON	Tokyo, Japan	TKO (Punches)	2
2019-09-08		Yuto Nagasu	Bigbang Amateur	Tokyo, Japan
2019-09-08		Tsubasa Nio	Bigbang Amateur	Tokyo, Japan
2019-08-04	Win	Teito Uchida	KAMINARIMON	Tokyo, Japan	Decision (Unanimous)
2019-08-04	Win	Kanenao Sugimoto	KAMINARIMON	Tokyo, Japan	Decision (Unanimous)
2019-07-14		Toki Oshika	Bigbang Amateur	Tokyo, Japan
2019-05-12	Draw	Toki Oshika	KAMINARIMON	Tokyo, Japan	Decision	2	2:00
2019-04-14	Win	Yuushin Kikuma	KAMINARIMON	Tokyo, Japan	Decision (Unanimous)
2019-03-11	Win		6th World Muay Boran Federation Amateur Championship	Thailand	Decision	3	1:00
2019-02-24	Draw	Retsuki Oshika	KAMINARIMON	Tokyo, Japan	Decision
2019-01-20	Win	Masato Shigano	NJKF EXPLOSION 19	Tokyo, Japan	Decision	3	1:00
Wins NJKF Explosion Elementary School -40kg title.
2018-12-30	Loss	Riamu Matsumoto	RIZIN x KAMINARIMON Junior -35 kg Tournament, Final	Tokyo, Japan	Ext.R Decision (Unanimous)
2018-12-30	Win	Kaoru Kitaguni	RIZIN x KAMINARIMON Junior -35 kg Tournament, Semifinals	Tokyo, Japan	Decision (Unanimous)
2018-12-30	Win	Aiki Oshika	RIZIN x KAMINARIMON Junior -35 kg Tournament, Quarterfinals	Tokyo, Japan	Decision (Unanimous)
2018-12-16	Win	Kohaku Yokoyama	Shootboxing All Japan Amateur 2018 in Hanayashiki, Final	Tokyo, Japan	Decision
Wins Shootboxing All Japan Junior -40kg title.
2018-12-16	Win	Reo Hendo	Shootboxing All Japan Amateur 2018 in Hanayashiki, Semi Final	Tokyo, Japan	Decision
2018-12-02	Loss	Shoki Hoshikubo	KAMINARIMON All Japan Tournament, -40 kg Semi Final	Tokyo, Japan	Decision (Unanimous)
2018-10-21	Draw	Tsubasa Nio	KAMINARIMON	Tokyo, Japan	Decision
2018-08-05	Draw	Minato Yamazaki	KAMINARIMON	Tokyo, Japan	Decision
2018-07-15	Loss	Riamu Matsumoto	Bigbang Amateur	Tokyo, Japan	Decision (Unanimous)	2	1:30
2018-06-03	Win	Kaoru Kitaguni	RISE ZERO KAMINARIMON	Tokyo, Japan	Decision (Majority)
2018-05-12	Draw	Aiki Oshika	KAMINARIMON	Tokyo, Japan	Decision
2018-04-08	Win	Tesshin Takeda	Bigbang Amateur	Tokyo, Japan	Decision	2	1:30
Defends Bigbang Amateur -34kg title.
2018-03-04	Win	Isana Sato	BOUT 31	Sapporo, Japan	Decision (Unanimous)	2	1:30
2018-02-18	Draw	Ryuma Nagai	Bigbang Amateur	Tokyo, Japan	Decision	3	1:30
Defends Bigbang Amateur -34kg title.
2018-02-04	Win	Raisei Hakkaku	NJKF EXPLOSION 14	Tokyo, Japan	Decision	2	1:30
Wins NJKF EXPLOSION U-15 -34kg title.
2017-12-10	Win	Shota Kunioka	KAMINARIMON All Japan 35 kg Tournament, Final	Tokyo, Japan	Decision (Split)
Wins KAMINARIMON All Japan Tournament -35kg title.
2017-12-10	Win	Kaoru Kitaguni	KAMINARIMON All Japan 35 kg Tournament, Semifinals	Tokyo, Japan	Decision (Unanimous)
2017-12-10	Win	Kai Wakahara	KAMINARIMON All Japan 35 kg Tournament, Quarterfinals	Tokyo, Japan	Decision (Unanimous)
2017-12-03	Win	Ryuma Nagai	Bigbang Amateur	Tokyo, Japan	Decision	3	1:30
Defends Bigbang Amateur -34kg title.
2017-10-01	Win	Tsugumi Hirai	KAMINARIMON	Tokyo, Japan	Decision (Unanimous)	2	2:00
2017-09-03	Win	Takumi Ishiwara	Bigbang Amateur	Tokyo, Japan	Decision	3	1:30
Wins Bigbang Amateur -34kg title.
2017-08-06	Win	Yuta Shibasaki	KAMINARIMON	Tokyo, Japan	Decision	2	2:00
2017-08-06	Win	Tsugumi Hirai	KAMINARIMON	Tokyo, Japan	Decision (Unanimous)	2	2:00
2017-07-09	Win	Kosuke Ikegami	Bigbang Amateur	Tokyo, Japan	Decision (Unanimous)	2	1:30
2017-07-02	Loss	Aiki Oshika	NJKF EXPLOSION 11	Tokyo, Japan	Decision	3	1:30
2017-06-04	Win	Kou Osano	KAMINARIMON	Tokyo, Japan	Decision (Unanimous)
2017-06-04	Draw	Yoshiaki Kikuchi	KAMINARIMON	Tokyo, Japan	Decision (Unanimous)
2016-07-10	Draw	Koshi Soga	Bigbang Amateur	Tokyo, Japan	Decision (Unanimous)	2	1:30
2016-04-09	Win	Sei Aizawa	KAMINARIMON	Tokyo, Japan	Decision (Unanimous)
2017-04-02	Win	Sora Sugiyama	Bigbang Amateur	Tokyo, Japan	Decision (Unanimous)	2	1:30
2017-02-12	Loss	Ryoma Nagai	NJKF EXPLOSION 11	Tokyo, Japan	Decision	3	1:30
Loses NJKF EXPLOSION -31kg title.
2016-10-30	Win	Kairen Takahashi	NJKF EXPLOSION 7	Tokyo, Japan	Decision	2	1:00
2016-10-09	Loss	Toki Oshika	KAMINARIMON	Tokyo, Japan	Decision (Unanimous)	2	2:00
2016-07-23	Loss	Taisei Nakano	2nd WBC Muay Thai Jr League Tournament, Semifinals	Tokyo, Japan	Decision
2016-07-10	Win	Kiryu Murai	Bigbang Amateur 35	Tokyo, Japan	Decision (Unanimous)	2	1:30
2016-07-10	Draw	Koshi Soga	Bigbang Amateur 35	Tokyo, Japan	Decision	2	1:30
2016-06-12	Win	Natsuki Kawaura	KAMINARIMON	Tokyo, Japan	Decision (Unanimous)
2016-06-05	Win	Aino Baba	REBELS Amateur	Tokyo, Japan	Decision (Unanimous)
2016-06-05	Draw	Kaoru Kitaguni	REBELS Amateur	Tokyo, Japan	Decision
2016-05-15	Win	Ryoma Nagai	NJKF EXPLOSION 5 - Championship Tournament, Final	Tokyo, Japan	Decision	2	1:30
Wins inaugural NJKF EXPLOSION U15 -31kg title.
2016-05-15	Win	Wakabayashi	NJKF EXPLOSION 5 - Championship Tournament, SemifInals	Tokyo, Japan	Decision	2	1:30
2016-04-17	Win	Toranosuke Uesaka	KAMINARIMON	Tokyo, Japan	Decision (Unanimous)
Legend: Win Loss Draw/No contest Notes