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| Name: | Isaka, Masaji | 井坂雅司 |
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| Club: | |||
| Residence: | Ibaraki Pref. | ||
| Year of birth: | 1973 | (Cat. german: M50) | |
| Date of birth: | 00.00.0000 | (Cat. internat.: M50) | |
| Nationality: | JPN  |
Japan | |
| RunnerID: | 2407505 | ||
3 search results (3 Events, 300 km). (More)
| 2026 | 1 Event, 100 km (More) | ||||
|---|---|---|---|---|---|
| 19.04.2026 | Fuji 4 Lakes 100 km Challenge (JPN) | 100km | |||
| 13:58:53 h | Isaka, Masaji | Overall: 1485 | M: 1228 | Cat M50: 106 | |
| 2025 | 2 Events, 200 km (More) | ||||
| 08.06.2025 | Iwate Ginga 100km Marathon Challenge (JPN) | 100km | |||
| 13:59:41 h | Isaka, Masaji | *Ibaraki Pref. | Overall: 708 | M: 587 | Cat M50: 118 |
| 09.03.2025 | Ibaraki 100k Ultra Marathon (JPN) | 100km | |||
| 13:48:33 h | Isaka, Masaji | Overall: 398 | M: 346 | Cat M50: 41 | |
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 | 2026 | 2025 |
|---|