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| Name: | Koyama, Naohiro | 小山直洋 |
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| Club: | 九州大学 | ||
| Residence: | Hyogo Pref. | ||
| Year of birth: | 1995 | (Cat. german: M30) | |
| Date of birth: | 20.05.1995 | (Cat. internat.: M23) | |
| Nationality: | JPN  |
Japan | |
| RunnerID: | 1657699 | ||
4 search results (4 Events, 200 km). (More)
| 2019 | 2 Events, 100 km (More) | ||||
|---|---|---|---|---|---|
| 27.10.2019 | All Japan Race Walking in Takahata (JPN) | 50km | |||
| 4:30:19 h | Koyama, Naohiro | 九州大 | Overall: 13 | M: 12 | Cat M23: 10 |
| 14.04.2019 | Japan Championships in Athletics 50km Walking (JPN) | 50km | |||
| 4:32:49 h | Koyama, Naohiro | 九州大学 | Overall: 20 | M: 19 | Cat M23: 15 |
| 2018 | 2 Events, 100 km (More) | ||||
| 28.10.2018 | All Japan Race Walking in Takahata (JPN) | 50km | |||
| 4:22:18 h | Koyama, Naohiro | 九州大学 | Overall: 15 | M: 15 | Cat M23: 10 |
| 15.04.2018 | Japan Championships in Athletics 50km Walking (JPN) | 50km | |||
| 4:36:31 h | Koyama, Naohiro | 九州大学 | Overall: 17 | M: 16 | Cat MU23: 4 |
Personal bests
Your list of personal best performances only contains performances of races which can be included into rankings.
In brackets rank in yearly international/national rankings.
| PB | 2019 | 2018 | |
|---|---|---|---|
| 50km | 4:22:18 |
4:30:19
(3813/62) |
4:22:18
(2454/53) |
Comparison table
Comparison of performances in races with multiple participations
| 2019 | 2018 | ||
|---|---|---|---|
| Japan Championships in Athletics 50km Walking | 2 | 4:32:49 | 4:36:31 |
| All Japan Race Walking in Takahata | 2 | 4:30:19 | 4:22:18 |