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| Name: | Koshi, Narumi | 合志成美 |
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| Club: | |||
| Residence: | Aichi Pref. | ||
| Year of birth: | (Cat. german: #NA) | ||
| Date of birth: | 00.00.0000 | (Cat. internat.: #NA) | |
| Nationality: | JPN  |
Japan | |
| RunnerID: | 2260822 | ||
5 search results (5 Events, 351.85 km). (More)
| 2026 | 1 Event, 94 km (More) | ||||
|---|---|---|---|---|---|
| 28.03.2026 | Biwako 24 - 12h (JPN) | 12h | |||
| 94.000 km | Koshi, Narumi | Overall: 8 | F: 4 | Cat #NA: 0 | |
| 2025 | 2 Events, 133.85 km (More) | ||||
| 21.12.2025 | Okinawa 50km Ultramarathon (JPN) | 50km | |||
| 5:48:09 h | Koshi, Narumi | *Aichi Pref. | Overall: 57 | F: 11 | Cat #NA: 0 |
| 29.03.2025 | Biwako 24 - 12h (JPN) | 12h | |||
| 83.850 km | Koshi, Narumi | Overall: 10 | F: 2 | Cat #NA: 0 | |
| 2024 | 2 Events, 124 km (More) | ||||
| 15.09.2024 | Tango 60 km Ultramarathon (JPN) | 60km | |||
| 8:59:48 h | Koshi, Narumi | Overall: 359 | F: 79 | Cat #NA: 0 | |
| 18.05.2024 | Lake Suwa Ultra Marathon - 64 km (JPN) | 64km | |||
| 8:20:59 h | Koshi, Narumi | Overall: 10 | F: 3 | Cat #NA: 0 | |
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 | 2024 | |
|---|---|---|---|---|
| 50km | 5:48:09 |
|
5:48:09
(3400/36) |
|
Comparison table
Comparison of performances in races with multiple participations
| 2026 | 2025 | 2024 | ||
|---|---|---|---|---|
| Biwako 24 - 12h | 2 | 94.000 | 83.850 |