| Name: | Kobayashi, Kenichi | 小林健一 |
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| Club: | |||
| Residence: | Sasayama, Hyogo Pref. | ||
| Year of birth: | 1975 | (Cat. german: M50) | |
| Date of birth: | 01.10.1975 | (Cat. internat.: M50) | |
| Nationality: | JPN ![]() |
Japan | |
| RunnerID: | 452043 | ||
14 search results (14 Events, 1198 km). (More)
| 2025 | 1 Event, 50 km (More) | ||||
|---|---|---|---|---|---|
| 29.06.2025 | Lake Saroma 50 Km Ultramarathon (JPN) | 50km | |||
| 6:33:13 h | Kobayashi, Kenichi | Overall: 138 | M: 93 | Cat M45: 5 | |
| 2024 | 1 Event, 50 km (More) | ||||
| 30.06.2024 | Lake Saroma 50 Km Ultramarathon (JPN) | 50km | |||
| 6:20:23 h | Kobayashi, Kenichi | Overall: 120 | M: 81 | Cat M45: 8 | |
| 2023 | 1 Event, 75 km (More) | ||||
| 15.10.2023 | Mina no Tenku Ultra Marathon (JPN) | 75km | |||
| 11:07:23 h | Kobayashi, Kenichi | Overall: 48 | M: 46 | Cat M45: 6 | |
| 2019 | 1 Event, 100 km (More) | ||||
| 29.09.2019 | Muraoka 100 km Ultra Marathon (JPN) | 100km | |||
| 12:18:17 h | Kobayashi, Kenichi | *Sasayama, Hyogo Pref. | Overall: 150 | M: 139 | Cat M40: 33 |
| 2018 | 2 Events, 173 km (More) | ||||
| 20.10.2018 | OSJ Hyonosen Mountains Trail Race (JPN) | 73km | |||
| 13:03:51 h | Kobayashi, Kenichi | Overall: 142 | M: 132 | Cat M40: 30 | |
| 16.09.2018 | Tango 100 km Ultramarathon (JPN) | 100km | |||
| 11:52:48 h | Kobayashi, Kenichi | Overall: 291 | M: 262 | Cat M40: 49 | |
| 2017 | 1 Event, 120 km (More) | ||||
| 24.09.2017 | Muraoka 120 km Ultra Marathon (JPN) | 120km | |||
| 13:49:21 h | Kobayashi, Kenichi | *Sasayama, Hyogo Pref. | Overall: 134 | M: 127 | Cat M40: 45 |
| 2016 | 2 Events, 150 km (More) | ||||
| 25.09.2016 | Muraoka 100 km Ultra Marathon (JPN) | 100km | |||
| 11:20:11 h | Kobayashi, Kenichi | Overall: 74 | M: 66 | Cat M40: 18 | |
| 28.05.2016 | Mt. Hiei Int. 50 Km Trail Run (JPN) | 50km | |||
| 8:26:56 h | Kobayashi, Kenichi | Overall: 268 | M: 249 | Cat M40: 54 | |
| 2015 | 2 Events, 200 km (More) | ||||
| 20.09.2015 | Tango 100 km Ultramarathon (JPN) | 100km | |||
| 10:45:20 h | Kobayashi, Kenichi | *Hyogo Pref. | Overall: 209 | M: 197 | Cat M35: 32 |
| 26.04.2015 | 100 km Ultra Maranic Osaka (JPN) | 100km | |||
| 12:52:38 h | Kobayashi, Kenichi | Overall: 180 | M: 157 | Cat M35: 21 | |
| 2014 | 2 Events, 170 km (More) | ||||
| 28.09.2014 | Muraoka 100 km Ultra Marathon (JPN) | 100km | |||
| 12:46:51 h | Kobayashi, Kenichi | Overall: 224 | M: 213 | Cat M35: 36 | |
| 03.05.2014 | Mukogawa Yurikamome Ultra Marathon (JPN) | 70km | |||
| 7:07:53 h | Kobayashi, Kenichi | Overall: 146 | M: 124 | Cat M35: 18 | |
| 2013 | 1 Event, 110 km (More) | ||||
| 14.-15.09.2013 | 24-hour relay & solo marathon Miki (JPN) | 24h | |||
| 110.000 km | Kobayashi, Kenichi | Overall: 19 | M: 17 | Cat M35: 4 | |
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 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 50km | 6:20:23 |
6:33:13
(15238/169) |
6:20:23
(14229/158) |
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| 100km | 10:45:20 |
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11:52:48
(4695/2170) |
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10:45:20
(2965/1253) |
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Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2024 | 2023 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Muraoka 100 km Ultra Marathon | 3 | 12:18:17 | 11:20:11 | 12:46:51 | |||||||
| Tango 100 km Ultramarathon | 2 | 11:52:48 | 10:45:20 | ||||||||
| Lake Saroma 50 Km Ultramarathon | 2 | 6:33:13 | 6:20:23 |





