Rikako OISHI
JapanActive- Born
- Jun 23, 2005 (21 years old)
Rikako OISHI is a Japan sprinter, born on June 23, 2005. She competes primarily in the 100m, 200m and 400m.
Her personal bests include 12.73 in the 100m, 27.04 in the 200m, 59.69 in the 400m and 1:04.59 in the 400mH. She is currently active on the international athletics circuit, representing Japan.
2026 season best13.05Aug 8, 2026
Last competition1st ICAAK Athletics GamesAug 8, 2026 · 13.05
As of Nov 14, 2026: 2026 season best 13.05 (Aug 8, 2026) · Last competition: 1st ICAAK Athletics Games, Aug 8, 2026, 13.05 · 21 years old
Personal bests
WA points calculator →DisciplineResultAll-time
* Wind-assisted (> 2.0 m/s)
Progression
| Season | Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|---|
| 2026 | 100m | 13.05 | -1.8 | Aug 8, 2026 | 1st ICAAK Athletics Games |
| 2026 | 4x100m | 48.93 | – | Jun 19, 2026 | The 79th West-Japan Inter-Unversity Track＆ Field Championships |
| 2026 | 400m | 59.05 | – | Aug 1, 2026 | Dim Light Relay |
| 2026 | 400mH | 1:04.59 | – | Apr 3, 2026 | 74th Osaka Inter University Track&Field Championships and 92nd Hyogo Inter University Track&Field |
| 2025 | 400mH | 1:05.98 | – | Aug 24, 2025 | 73rd Shikoku Athletics Championships |
| 2024 | 400mH | 1:06.34 | – | Aug 25, 2024 | 72nd Shikoku Championships, Ehime Athletics Stadium, Matsuyama |
| 2022 | 100m | 12.73 | +3.5 | Oct 29, 2022 | Haruno Sports Park, Kochi (JPN) |
| 2022 | 200m | 27.04 | -0.9 | Oct 30, 2022 | Haruno Sports Park, Kochi (JPN) |