Rio Kuwabara
- Born
- Mar 28, 2007 (19 years old)
- Events
- 400 m
Rio Kuwabara is a Japan sprinter, born on March 28, 2007. She competes primarily in the 400m, 400mH and 300MetresH.
Her personal bests include 58.96 in the 400m, 1:01.12 in the 400mH and 44.43 in the 300MetresH. She ranks 2981st all-time in the 400m for Japan. She is currently active on the international athletics circuit, representing Japan.
Personal best · 400 m58.96
2024 season best59.33Jun 14, 2024 · Komazawa Olympic Park Athletic Stadium, Tokyo
Last competition2024 Inter-High School ChampionshipsJul 29, 2024 · 1:02.25
As of Nov 14, 2026: 400 m 58.96, 2024 season best 59.33 (Jun 14, 2024, Komazawa Olympic Park Athletic Stadium, Tokyo (JPN)) · Last competition: 2024 Inter-High School Championships, Jul 29, 2024, 1:02.25 · 19 years old
Personal bests
WA points calculator →DisciplineResultAll-time
300MetresHKagoshima 202344.43–
Progression
| Season | Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|---|
| 2024 | 400m | 59.33 | – | Jun 14, 2024 | Kita Kanto Highschool Meeting/Minami Kanto Highschool Meeting, Komazawa Olympic Park Athletic Stadium, Tokyo - South Kanto |
| 2024 | 400mH | 1:02.25 | – | Jul 29, 2024 | 2024 Inter-High School Championships |
| 2023 | 300MetresH | 44.43 | – | Oct 15, 2023 | National Sports Festival |
| 2023 | 400m | 58.96 | – | Jun 16, 2023 | Kita Kanto High School Meeting, JIT Recycled Ink Stadium, Kofu |
| 2023 | 400mH | 1:01.12 | – | Jun 17, 2023 | Kita Kanto High School Meeting, JIT Recycled Ink Stadium, Kofu |
| 2022 | 400mH | 1:04.25 | – | Sep 18, 2022 | Shikishima Park Prefectural Athletic Field, Maebashi (JPN) |