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| Name: | Ishikawa, Yuiko | 石川結子 |
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| Club: | |||
| Residence: | Hokkaido Pref. | ||
| Year of birth: | 1973 | (Cat. german: W50) | |
| Date of birth: | 00.00.0000 | (Cat. internat.: W50) | |
| Nationality: | JPN  |
Japan | |
| RunnerID: | 988139 | ||
5 search results (5 Events, 400 km). (More)
| 2025 | 1 Event, 50 km (More) | ||||
|---|---|---|---|---|---|
| 29.06.2025 | Lake Saroma 50 Km Ultramarathon (JPN) | 50km | |||
| 4:58:26 h | Ishikawa, Yuiko | Overall: 30 | F: 5 | Cat W50: 1 | |
| 2024 | 1 Event, 50 km (More) | ||||
| 30.06.2024 | Lake Saroma 50 Km Ultramarathon (JPN) | 50km | |||
| 4:54:49 h | Ishikawa, Yuiko | Overall: 32 | F: 8 | Cat W50: 1 | |
| 2019 | 1 Event, 100 km (More) | ||||
| 30.06.2019 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 10:45:57 h | Ishikawa, Yuiko | Overall: 669 | F: 75 | Cat W45: 15 | |
| 2018 | 1 Event, 100 km (More) | ||||
| 24.06.2018 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 10:54:27 h | Ishikawa, Yuiko | Overall: 769 | F: 86 | Cat W40: 17 | |
| 2017 | 1 Event, 100 km (More) | ||||
| 25.06.2017 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 11:33:07 h | Ishikawa, Yuiko | *Hokkaido Pref. | Overall: 951 | F: 105 | Cat W40: 21 |
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 | 2025 | 2024 | 2019 | 2018 | 2017 | |
|---|---|---|---|---|---|---|
| 50km | 4:54:49 |
4:58:26
(1183/14) |
4:54:49
(1140/18) |
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| 100km | 10:45:57 |
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10:45:57
(457/124) |
10:54:27
(514/142) |
11:33:07
(547/163) |
Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2024 | 2019 | 2018 | 2017 | ||
|---|---|---|---|---|---|---|
| Lake Saroma 100 Km Ultramarathon | 3 | 10:45:57 | 10:54:27 | 11:33:07 | ||
| Lake Saroma 50 Km Ultramarathon | 2 | 4:58:26 | 4:54:49 |