Kosei Machida
- Born
- Oct 22, 2000 (26 years old)
- Events
- Marathon · 10 Miles Road
Kosei Machida is a Japan middle-distance runner, born on October 22, 2000. He competes primarily in the 1500m, 5000m and 10000m.
His personal bests include 3:59.45 in the 1500m, 13:57.11 in the 5000m, 28:39.82 in the 10000m, 1:01:50 in the Semi and 2:08:17 in the Marathon. He is currently active on the international athletics circuit, representing Japan.
Personal best · Marathon2:08:17
2025 season best2:08:17Feb 24, 2025 · Osaka
Personal best · 10 Miles Road46:27
Last competition26th Central Japan Corporate Athletics Championships, Hoshigadai Stadium, TajimiOct 4, 2025 · 29:00.35
As of Oct 27, 2026: Marathon 2:08:17 (#835 all-time), 10 Miles Road 46:27, 2025 season best 2:08:17 (Feb 24, 2025, Osaka (JPN)) · Last competition: 26th Central Japan Corporate Athletics Championships, Hoshigadai Stadium, Tajimi, Oct 4, 2025, 29:00.35 · 26 years old
Personal bests
WA points calculator →Progression
| Season | Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|---|
| 2025 | 10000m | 29:00.35 | – | Oct 4, 2025 | 26th Central Japan Corporate Athletics Championships, Hoshigadai Stadium, Tajimi |
| 2025 | Semi | 1:01:50 | – | Jan 26, 2025 | Osaka Half Marathon |
| 2025 | Marathon | 2:08:17 | – | Feb 24, 2025 | Osaka Marathon, Osaka |
| 2024 | 5000m | 13:57.11 | – | Apr 6, 2024 | The 36th Umemura School Athletics Competition |
| 2024 | 10000m | 28:41.98 | – | Nov 23, 2024 | 2024 Hachioji Long Distance |
| 2024 | 10MilesRoa | 46:27 | – | Dec 1, 2024 | Kumamoto Kosa 10 mile Road Race |
| 2024 | Semi | 1:05:08 | – | Jan 28, 2024 | Osaka Half Marathon, Osaka |
| 2024 | Marathon | 2:10:41 | – | Feb 25, 2024 | Osaka Marathon |