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| Name: | Kobayashi, Naoki | 小林直樹 |
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| Club: | |||
| Residence: | Kanagawa Pref. | ||
| Year of birth: | 1978 | (Cat. german: M45) | |
| Date of birth: | 00.00.0000 | (Cat. internat.: M45) | |
| Nationality: | JPN  |
Japan | |
| RunnerID: | 897535 | ||
32 search results (32 Events, 2845.834 km). (More)
| 2025 | 6 Events, 702.934 km (More) | ||||
|---|---|---|---|---|---|
| 05.-06.12.2025 | Chiangmai Thailand by UTMB - ELEPHANT 100 (THA) | 90km | |||
| 17:14:49 h | Kobayashi, Naoki | Overall: 199 | M: 159 | Cat M45: 18 | |
| 20.-21.09.2025 | SkyViewTrail Memorial Cup (JPN) | 130km | |||
| 29:09:19 h | Kobayashi, Naoki | Overall: 39 | M: 35 | Cat M45: 8 | |
| 05.07.2025 | Shiga Kogen 55 (JPN) | 55km | |||
| 9:51:12 h | Kobayashi, Naoki | *Kanagawa Pref. | Overall: 182 | M: 163 | Cat M45: 29 |
| 29.06.2025 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 12:06:29 h | Kobayashi, Naoki | Overall: 1070 | M: 937 | Cat M45: 126 | |
| 25.-26.04.2025 | Ultra-Trail Mt. Fuji (UTMF) (JPN) | 167km | |||
| 28:45:20 h | Kobayashi, Naoki | Overall: 125 | M: 116 | Cat M45: 26 | |
| 28.02.-02.03.2025 | Onagawa 100 trails - 100miles (JPN) | 100mi | |||
| 27:55:56 h | Kobayashi, Naoki | *Kanagawa Pref. | Overall: 14 | M: 13 | Cat M45: 2 |
| 2024 | 7 Events, 679.4 km (More) | ||||
| 08.12.2024 | Izu Trail Journey (JPN) | 70km | |||
| 9:00:43 h | Kobayashi, Naoki | Overall: 113 | M: 102 | Cat M45: 15 | |
| 16.-17.11.2024 | Kumagawa Revival Trail (JPN) | 167km | |||
| 35:53:02 h | Kobayashi, Naoki | *Kanagawa Pref. | Overall: 39 | M: 37 | Cat M45: 5 |
| 07.09.2024 | OSJ Adatara Trail 50K (JPN) | 53.4km | |||
| 10:42:43 h | Kobayashi, Naoki | Overall: 45 | M: 42 | Cat M45: 8 | |
| 14.07.2024 | Shin Daisetsuzan Trail Journey (JPN) | 60km | |||
| 9:24:13 h | Kobayashi, Naoki | Overall: 14 | M: 13 | Cat M45: 2 | |
| 26.05.2024 | OSJ Okukuji Trail 60k (JPN) | 62km | |||
| 10:28:02 h | Kobayashi, Naoki | *Kanagawa Pref. | Overall: 57 | M: 53 | Cat M45: 10 |
| 26.-27.04.2024 | Ultra-Trail Mt. Fuji (UTMF) (JPN) | 167km | |||
| 35:15:50 h | Kobayashi, Naoki | Overall: 331 | M: 302 | Cat M45: 70 | |
| 21.04.2024 | Yamadera Zao 100 Km Ultra Marathon (JPN) | 100km | |||
| 13:44:53 h | Kobayashi, Naoki | Overall: 108 | M: 92 | Cat M45: 12 | |
| 2023 | 5 Events, 450.4 km (More) | ||||
| 10.12.2023 | Izu Trail Journey (JPN) | 70km | |||
| 9:02:42 h | Kobayashi, Naoki | Overall: 118 | M: 106 | Cat M40: 28 | |
| 03.09.2023 | OSJ Adatara Trail 50K (JPN) | 53.4km | |||
| 11:24:47 h | Kobayashi, Naoki | Overall: 61 | M: 54 | Cat M40: 13 | |
| 08.-09.07.2023 | Shiga Kogen 100 (JPN) | 100km | |||
| 19:13:36 h | Kobayashi, Naoki | *Kanagawa Pref. | Overall: 87 | M: 77 | Cat M40: 21 |
| 21.05.2023 | Tokyo Shibamata 60 km (JPN) | 60km | |||
| 5:30:08 h | Kobayashi, Naoki | Overall: 32 | M: 25 | Cat M40: 3 | |
| 21.-23.04.2023 | Ultra-Trail Mt. Fuji (UTMF) (JPN) | 167km | |||
| 32:41:55 h | Kobayashi, Naoki | *Kanagawa Pref. | Overall: 341 | M: 309 | Cat M40: 94 |
| 2022 | 3 Events, 320.4 km (More) | ||||
| 04.09.2022 | OSJ Adatara Trail 50K (JPN) | 53.4km | |||
| 9:05:50 h | Kobayashi, Naoki | Overall: 43 | M: 43 | Cat M40: 11 | |
| 11.-12.06.2022 | Okushinano 100 (JPN) | 100km | |||
| 14:52:58 h | Kobayashi, Naoki | *Kanagawa Pref. | Overall: 81 | M: 77 | Cat M40: 21 |
| 22.-24.04.2022 | Ultra-Trail Mt. Fuji (UTMF) (JPN) | 167km | |||
| 33:27:21 h | Kobayashi, Naoki | *Kanagawa Pref. | Overall: 480 | M: 427 | Cat M40: 117 |
| 2021 | 1 Event, 69.1 km (More) | ||||
| 12.12.2021 | Izu Trail Journey (JPN) | 69.1km | |||
| 9:18:53 h | Kobayashi, Naoki | Overall: 198 | M: 178 | Cat M40: 44 | |
| 2019 | 2 Events, 121.7 km (More) | ||||
| 08.12.2019 | Izu Trail Journey (JPN) | 71.7km | |||
| 8:51:54 h | Kobayashi, Naoki | Overall: 164 | M: 158 | Cat M40: 42 | |
| 01.09.2019 | OSJ Adatara Trail 50K (JPN) | 50km | |||
| 11:06:10 h | Kobayashi, Naoki | Overall: 49 | M: 48 | Cat M40: 8 | |
| 2018 | 2 Events, 121.7 km (More) | ||||
| 09.12.2018 | Izu Trail Journey (JPN) | 71.7km | |||
| 10:28:13 h | Kobayashi, Naoki | Overall: 266 | M: 251 | Cat M35: 53 | |
| 02.06.2018 | OSJ Okukuji Trail 50k (JPN) | 50km | |||
| 11:30:06 h | Kobayashi, Naoki | Overall: 79 | M: 74 | Cat M35: 22 | |
| 2017 | 1 Event, 68 km (More) | ||||
| 17.12.2017 | Coast to Coast 70k Trail Run (JPN) | 68km | |||
| 8:32:45 h | Kobayashi, Naoki | Overall: 55 | M: 51 | Cat M35: 14 | |
| 2016 | 2 Events, 109.6 km (More) | ||||
| 22.10.2016 | Shigakogen Extreme Trail (JPN) | 60km | |||
| 8:34:20 h | Kobayashi, Naoki | *Kanagawa Pref. | Overall: 40 | M: 37 | Cat M35: 8 |
| 10.07.2016 | Trainic world Ogose-Tokigawa Trail Run 50km (JPN) | 49.6km | |||
| 8:18:59 h | Kobayashi, Naoki | Overall: 55 | M: 52 | Cat M35: 10 | |
| 2015 | 3 Events, 202.6 km (More) | ||||
| 18.10.2015 | Mt. Rocco Cannonball Run - 56 Km Speed (JPN) | 56km | |||
| 9:23:00 h | Kobayashi, Naoki | Overall: 179 | M: 161 | Cat M35: 22 | |
| 06.09.2015 | Trainic world Ogose-Tokigawa Trail Run 50km (JPN) | 49.6km | |||
| 7:28:19 h | Kobayashi, Naoki | *Kanagawa Pref. | Overall: 70 | M: 68 | Cat M35: 13 |
| 23.08.2015 | World Cultural Heritage "Fuji" Foot Race (JPN) | 97km | |||
| 12:56:00 h | Kobayashi, Naoki | Overall: 25 | M: 21 | Cat M35: 3 | |
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 | 2022 | 2021 | 2019 | 2018 | 2017 | 2016 | 2015 | |
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| 100km | 12:06:29 |
12:06:29
(4142/1657) |
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Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2024 | 2023 | 2022 | 2021 | 2019 | 2018 | 2017 | 2016 | 2015 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Izu Trail Journey | 5 | 9:00:43 | 9:02:42 | 9:18:53 | 8:51:54 | 10:28:13 | |||||
| OSJ Adatara Trail 50K | 4 | 10:42:43 | 11:24:47 | 9:05:50 | 11:06:10 | ||||||
| Ultra-Trail Mt. Fuji (UTMF) | 4 | 28:45:20 | 35:15:50 | 32:41:55 | 33:27:21 | ||||||
| Trainic world Ogose-Tokigawa Trail Run 50km | 2 | 8:18:59 | 7:28:19 | ||||||||
| OSJ Okukuji Trail 50k | 2 | 10:28:02 | 11:30:06 |