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| Name: | Kumagai, Kengo | 熊谷健吾 |
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| Club: | 稚内ランナーズ | ||
| Residence: | Wakkanai City, Hokkaido | ||
| Year of birth: | (Cat. german: #NA) | ||
| Date of birth: | 00.00.0000 | (Cat. internat.: #NA) | |
| Nationality: | JPN  |
Japan | |
| RunnerID: | 2260618 | ||
3 search results (3 Events, 161.1 km). (More)
| 2026 | 1 Event, 53.7 km (More) | ||||
|---|---|---|---|---|---|
| 07.06.2026 | Rishiri Island Ultra Marathon (JPN) | 53.7km | |||
| 3:43:28 h | Kumagai, Kengo | 稚内ランナーズ | Overall: 7 | M: 7 | Cat #NA: 0 |
| 2025 | 1 Event, 53.7 km (More) | ||||
| 01.06.2025 | Rishiri Island Ultra Marathon (JPN) | 53.7km | |||
| 3:40:41 h | Kumagai, Kengo | 稚内ランナーズ | Overall: 3 | M: 3 | Cat #NA: 0 |
| 2024 | 1 Event, 53.7 km (More) | ||||
| 02.06.2024 | Rishiri Island Ultra Marathon (JPN) | 53.7km | |||
| 3:55:44 h | Kumagai, Kengo | *Wakkanai City, Hokkaido | Overall: 6 | M: 6 | 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 |
|---|
Comparison table
Comparison of performances in races with multiple participations
| 2026 | 2025 | 2024 | ||
|---|---|---|---|---|
| Rishiri Island Ultra Marathon | 3 | 3:43:28 | 3:40:41 | 3:55:44 |