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| Name: | Ishihara, Koji | 石原浩司 |
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| Club: | 白石整形外科内科クリニック | ||
| Residence: | Chiba Pref. | ||
| Year of birth: | (Cat. german: #NA) | ||
| Date of birth: | 00.00.0000 | (Cat. internat.: #NA) | |
| Nationality: | JPN  |
Japan | |
| RunnerID: | 732972 | ||
10 search results (10 Events, 1036.182 km). (More)
| 2025 | 1 Event, 100 km (More) | ||||
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| 02.-03.08.2025 | Chiba Ultra Marathon 100km Run (JPN) | 100km | |||
| 12:43:48 h | Ishihara, Koji | 木更津夜走 | Overall: 5 | M: 5 | Cat #NA: 0 |
| 2024 | 1 Event, 101 km (More) | ||||
| 23.-24.08.2024 | World Cultural Heritage "Fuji" Foot Race (JPN) | 101km | |||
| 15:04:44 h | Ishihara, Koji | Overall: 97 | M: 82 | Cat #NA: 0 | |
| 2023 | 1 Event, 101 km (More) | ||||
| 18.-19.08.2023 | World Cultural Heritage "Fuji" Foot Race (JPN) | 101km | |||
| 13:43:16 h | Ishihara, Koji | Overall: 47 | M: 41 | Cat #NA: 0 | |
| 2020 | 1 Event, 115 km (More) | ||||
| 22.-23.02.2020 | Oedo Night run 115k (JPN) | 115km | |||
| 14:58:00 h | Ishihara, Koji | 友仁病院 | Overall: 15 | M: 14 | Cat #NA: 0 |
| 2016 | 2 Events, 199.182 km (More) | ||||
| 18.-19.09.2016 | Karisakatoge beyond Chichibu Run (JPN) | 144km | |||
| 23:18:53 h | Ishihara, Koji | Overall: 71 | M: 63 | Cat #NA: 0 | |
| 03.07.2016 | 8-Hour Endurance Race Tokorozawa - 3 tai (JPN) | 8h | |||
| 55.182 km | Ishihara, Koji | *Chiba Ken | Overall: 68 | M: 45 | Cat #NA: 0 |
| 2015 | 3 Events, 362 km (More) | ||||
| 20.-21.09.2015 | Karisakatoge beyond Chichibu Run (JPN) | 153km | |||
| 22:17:29 h | Ishihara, Koji | 白石整形外科内科クリニック | Overall: 44 | M: 41 | Cat #NA: 0 |
| 23.08.2015 | World Cultural Heritage "Fuji" Foot Race (JPN) | 97km | |||
| 13:04:00 h | Ishihara, Koji | Overall: 28 | M: 24 | Cat #NA: 0 | |
| 28.02.-01.03.2015 | Oedo Night run 112k (JPN) | 112km | |||
| 16:12:08 h | Ishihara, Koji | *Chiba Pref. | Overall: 38 | M: 35 | Cat #NA: 0 |
| 2011 | 1 Event, 58 km (More) | ||||
| 10.12.2011 | Iikoto Challenge - 6h (JPN) | 6h | |||
| 58.000 km | Ishihara, Koji | Overall: 10 | M: 8 | 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 | 2025 | 2024 | 2023 | 2020 | 2016 | 2015 | 2011 |
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Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2024 | 2023 | 2020 | 2016 | 2015 | 2011 | ||
|---|---|---|---|---|---|---|---|---|
| World Cultural Heritage "Fuji" Foot Race | 3 | 15:04:44 | 13:43:16 | 13:04:00 | ||||
| Karisakatoge beyond Chichibu Run | 2 | 23:18:53 | 22:17:29 | |||||
| Oedo Night run 112k | 2 | 14:58:00 | 16:12:08 |