# Arina Kobayashi

Arina Kobayashi (Japanese: 小林愛理奈, Kobayashi Arina, born 2 November 2000) is a Japanese kickboxer. She is the current RISE Women's Mini Flyweight champion.
As of November 2023, she was ranked the #3 ranked Flyweight and Strawweight kickboxer as well as the #10 pound for pound female kickboxer in the world by Beyond Kickboxing.

## Kickboxing career

Kobayashi made her professional debut against Kira Matsutani at RISE Girls Power 2 on February 11, 2020. The fight was ruled a split decision draw.
On January 17, 2021, RISE held an atomweight "Next Challenger" tournament, in order to determine the next challenger for the RISE Women's Atomweight championship on RISE Girls Power 4. Kobayashi was scheduled to face Nana Okuwaki. She defeated Okuwaki by technical knockout in the third round. She advanced to the finals of the one-day tournament, where she faced Koyuki Miyazaki. She lost the fight by unanimous decision.
On April 17, 2021, Kobayashi faced Koto Hiraoka at RISE 148. She won the fight by majority decision.
Kobayashi was scheduled to challenge Koyuki Miyazaki for her RISE Queen Atomweight Championship at RISE 158 on May, 29, 2022. She lost the fight by unanimous decision, with scores of 50–47, 50–46 and 50–46.
On November 2, 2022, Kobayashi made her debut in the -49kg division at RISE EVOL 11 against Wakana Miyazaki. She won the fight by unanimous decision.
Kobayashi rematched Koto Hiaroka in an open finger gloves bout at RISE 163 on December 10, 2022. She won the fight by unanimous decision.
On February 23, 2023, Kobayashi faced reigning Shootboxing champion MISAKI at RISE 166: RISE 20th Memorial event. She won the fight by a unanimous decision after scoring a knockdown in the third round.
Kobayashi challenged erika♡ for her RISE Women's Mini Flyweight title at RISE 173 on November 18, 2023. She won the fight by a second-round technical knockout.
Kobayashi faced Wang Chin Long at RISE 175 on January 14, 2024. She won the fight by a second-round technical knockout.
Kobayashi faced Manazo Kobayashi in an open finger gloves bout at RISE 178 on May 19, 2024. She won the fight by a unanimous decision after scoring a knockdown in the second round.
Kobayashi faced Bo-Kyeong Byun at RISE 182 on October 20, 2024. She won the fight by unanimous decision.
Kobayashi challenged Tessa de Kom for her RISE Women's Flyweight title at RISE 184 on December 15, 2024. She lost the fight by unanimous decision.
Kobayashi is scheduled to defend her RISE Mini Flyweight title against Mei Miyamoto at RISE Fire Ball on May 11, 2025.

## Championships and accomplishments
### Kickboxing

* RISE
** 2023 RISE Queen Mini Flyweight (-49kg) Champion

### Karate

* Byakuren Kaikan
** 2019 Byakuren Kaikan All Japan Tournament Lightweight 3rd place
* Seidokaikan
** 2019 Seidokaikan Adidas Cup All Japan Championship Lightweight Winner
* IKO Kyokushin Kaikan
** 2018 IKO All Japan Championship Mas Oyama Cup Winner
** 2019 IKO Nakamura All Japan Championship Lightweight Runner-up
** 2019 IKO Nakamura Japan Karate Classic Lightweight Winner

### Awards

* Combat Press
** 2023 Kickboxing Awards Female Fighter of The Year

## Kickboxing record

Professional Kickboxing Record :
| 13 Wins (4 KO's), 4 Losses, 1 Draw ||||||||
| Date | Result | Opponent | Event | Location | Method | Round | Time |
| 2025-05-11 | | Mei Miyamoto | RISE Fire Ball | Nagoya, Japan | | | |
| Defending the RISE Queen Mini Flyweight (-49kg) title. ||||||||
| 2024-12-15 | Loss | Tessa de Kom | RISE 184 | Tokyo, Japan | Decision (Unanimous) | 5 | 3:00 |
| For the RISE Women's Flyweight (-52 kg) title. ||||||||
| 2024-10-20 | Win | Bo-Kyeong Byun | RISE 182 | Tokyo, Japan | Decision (Unanimous) | 3 | 3:00 |
| 2024-05-19 | Win | Manazo Kobayashi | RISE 178 | Tokyo, Japan | Decision (Unanimous) | 3 | 3:00 |
| 2024-01-14 | Win | Wang Chin Long | RISE 175 | Tokyo, Japan | TKO (Body punches) | 2 | 1:32 |
| 2023-11-18 | Win | erika❤️ | RISE 173 | Tokyo, Japan | TKO (Punches) | 2 | 0:11 |
| Wins the RISE Queen Mini Flyweight (-49kg) title. ||||||||
| 2023-08-18 | Win | Mai Hanada | RISE 171 | Tokyo, Japan | Decision (Unanimous) | 3 | 3:00 |
| 2023-02-23 | Win | MISAKI | RISE 166: RISE 20th Memorial event | Tokyo, Japan | Decision (Unanimous) | 3 | 3:00 |
| 2022-12-10 | Win | Koto Hiraoka | RISE 163 | Tokyo, Japan | Decision (Unanimous) | 3 | 3:00 |
| 2022-11-02 | Win | Wakana Miyazaki | RISE EVOL 11 | Tokyo, Japan | Decision (Unanimous) | 3 | 3:00 |
| 2022-05-29 | Loss | Koyuki Miyazaki | RISE 158 | Tokyo, Japan | Decision (Unanimous) | 5 | 3:00 |
| For the RISE Queen Atomweight (-46kg) title. ||||||||
| 2022-01-23 | Win | Shoko | RISE 154 | Tokyo, Japan | TKO (Three knockdowns) | 2 | 2:57 |
| 2021-07-18 | Win | Momoka | RISE World Series 2021 Osaka | Osaka, Japan | Decision (Unanimous) | 3 | 3:00 |
| 2021-04-17 | Win | Koto Hiraoka | RISE 148 | Tokyo, Japan | Decision (Majority) | 3 | 3:00 |
| 2021-01-17 | Loss | Koyuki Miyazaki | RISE Girls Power 4, Next Challenger Tournament Final | Tokyo, Japan | Decision (Unanimous) | 3 | 3:00 |
| 2021-01-17 | Win | Nana Okuwaki | RISE Girls Power 4, Next Challenger Tournament Semifinal | Tokyo, Japan | TKO (Three knockdowns) | 3 | 2:20 |
| 2020-10-11 | Loss | Koyuki Miyazaki | RISE DEAD OR ALIVE2020 Yokohama | Tokyo, Japan | Decision (Unanimous) | 3 | 3:00 |
| 2020-08-23 | Win | Reina Sato | RISE 141 | Tokyo, Japan | Decision (Unanimous) | 3 | 3:00 |
| 2020-02-11 | Draw | Kira Matsutani | RISE Girls Power 2 | Tokyo, Japan | Decision (Split) | 3 | 3:00 |
| Legend: Win Loss Draw/No contest Notes ||||||||