| Name: | Kobayashi, Kenji | 小林建史 |
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| Club: | 中谷小林 | ||
| Residence: | Hyogo Pref. | ||
| Year of birth: | 1977 | (Cat. german: M45) | |
| Date of birth: | 00.00.0000 | (Cat. internat.: M45) | |
| Nationality: | JPN ![]() |
Japan | |
| RunnerID: | 967410 | ||
10 search results (10 Events, 764 km). (More)
| 2025 | 1 Event, 100 km (More) | ||||
|---|---|---|---|---|---|
| 19.10.2025 | River Shimanto 100km (JPN) | 100km | |||
| 10:31:40 h | Kobayashi, Kenji | Overall: 158 | M: 137 | Cat M45: 18 | |
| 2023 | 2 Events, 170 km (More) | ||||
| 11.06.2023 | Hida Takayama 100 km Ultramarathon (JPN) | 100km | |||
| 10:25:24 h | Kobayashi, Kenji | Overall: 143 | M: 131 | Cat M45: 25 | |
| 03.05.2023 | Mukogawa Yurikamome Ultra Marathon (JPN) | 70km | |||
| 7:37:32 h | Kobayashi, Kenji | Overall: 142 | M: 123 | Cat M45: 22 | |
| 2022 | 2 Events, 156 km (More) | ||||
| 12.06.2022 | Hida Takayama 100 km Ultramarathon (JPN) | 100km | |||
| 11:22:19 h | Kobayashi, Kenji | Overall: 246 | M: 225 | Cat M40: 46 | |
| 19.03.2022 | Mt. Rocco Cannonball Run - 56 km Speed (JPN) | 56km | |||
| 6:52:53 h | Kobayashi, Kenji | Overall: 29 | M: 29 | Cat M40: 6 | |
| 2021 | 1 Event, 56 km (More) | ||||
| 16.10.2021 | Mt. Rocco Cannonball Run - 56 km Speed (JPN) | 56km | |||
| 7:05:30 h | Kobayashi, Kenji | Overall: 43 | M: 43 | Cat M40: 9 | |
| 2020 | 1 Event, 56 km (More) | ||||
| 18.10.2020 | Mt. Rocco Cannonball Run - 56 Km Speed (JPN) | 56km | |||
| 8:43:26 h | Kobayashi, Kenji | Overall: 164 | M: 149 | Cat M40: 16 | |
| 2019 | 1 Event, 100 km (More) | ||||
| 09.06.2019 | Hida Takayama 100 km Ultramarathon (JPN) | 100km | |||
| 11:26:23 h | Kobayashi, Kenji | 中谷小林 | Overall: 459 | M: 414 | Cat M40: 70 |
| 2017 | 2 Events, 126 km (More) | ||||
| 03.05.2017 | Mukogawa Yurikamome Ultra Marathon (JPN) | 70km | |||
| 6:48:50 h | Kobayashi, Kenji | *Hyogo Pref. | Overall: 134 | M: 119 | Cat M35: 21 |
| 26.03.2017 | Mt. Rocco Cannonball Run - 56 Km Speed (JPN) | 56km | |||
| 7:49:14 h | Kobayashi, Kenji | Overall: 152 | M: 138 | Cat M35: 15 | |
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 | 2023 | 2022 | 2021 | 2020 | 2019 | 2017 | |
|---|---|---|---|---|---|---|---|---|
| 100km | 10:31:40 |
10:31:40
(1888/702) |
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Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2023 | 2022 | 2021 | 2020 | 2019 | 2017 | ||
|---|---|---|---|---|---|---|---|---|
| Mt. Rocco Cannonball Run - 56 Km Speed | 4 | 6:52:53 | 7:05:30 | 8:43:26 | 7:49:14 | |||
| Hida Takayama 100 km Ultramarathon | 3 | 10:25:24 | 11:22:19 | 11:26:23 | ||||
| Mukogawa Yurikamome Ultra Marathon | 2 | 7:37:32 | 6:48:50 |





