Aya Ishimasa
JapanActive- Born
- Nov 2, 2004 (22 years old)
- Events
- 3000 m · 5000 m
Aya Ishimasa is a Japan middle-distance runner, born on November 2, 2004. She competes primarily in the 1500m, 3000m and 5000m.
Her personal bests include 4:40.51 in the 1500m, 9:31.42 in the 3000m, 16:54.88 in the 5000m and 36:10.71 in the 10000m. She is currently active on the international athletics circuit, representing Japan.
Personal best · 3000 m9:31.42
2026 season best10:13.27Aug 8, 2026
Personal best · 5000 m16:54.88
Last competition31st Toyama CUP in AthleticsAug 8, 2026 · 10:13.27
As of Nov 15, 2026: 3000 m 9:31.42, 5000 m 16:54.88, 2026 season best 10:13.27 (Aug 8, 2026) · Last competition: 31st Toyama CUP in Athletics, Aug 8, 2026, 10:13.27 · 22 years old
Personal bests
WA points calculator →DisciplineResultAll-time
Progression
| Season | Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|---|
| 2026 | 3000m | 10:13.27 | – | Aug 8, 2026 | 31st Toyama CUP in Athletics |
| 2026 | 5000m | 16:42.96 | – | Jul 12, 2026 | Summer Distance Challenge |
| 2025 | 5000m | 16:54.88 | – | Jul 20, 2025 | 2025 Summer Distance Challenge, Athletic Track, Abashiri |
| 2023 | 1500m | 4:51.16 | – | May 13, 2023 | 102nd Kanto Inter-University Track & Field Championships, Gion Stadium, Sagamihara - 2nd Tier |
| 2023 | 5000m | 16:55.19 | – | Jul 16, 2023 | Summer Distance Challenge, Athletic Track, Abashiri |
| 2023 | 10000m | 36:10.71 | – | Nov 19, 2023 | Autumn Distance Challenge |
| 2022 | 1500m | 4:40.51 | – | Aug 3, 2022 | Naruto Sports Park, Tokushima (JPN) |
| 2022 | 3000m | 9:31.42 | – | Nov 12, 2022 | NITTAIDAI Athletic Stadium, Yokohama (JPN) |