| Name: | Seki, Mitsuru | 関満 |
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| Club: | |||
| Residence: | Saitama Pref. | ||
| Year of birth: | 1966 | (Cat. german: M60) | |
| Date of birth: | 00.00.0000 | (Cat. internat.: M55) | |
| Nationality: | JPN ![]() |
Japan | |
| RunnerID: | 178658 | ||
26 search results (26 Events, 1980.934 km). (More)
| 2025 | 1 Event, 54 km (More) | ||||
|---|---|---|---|---|---|
| 01.06.2025 | Around Toki River (JPN) | 54km | |||
| 9:50:34 h | Seki, Mitsuru | Overall: 59 | M: 55 | Cat M55: 6 | |
| 2023 | 2 Events, 172 km (More) | ||||
| 14.-15.10.2023 | Jungle Guruguru Max - 120 km (JPN) | 120km | |||
| 23:49:27 h | Seki, Mitsuru | *Saitama Pref. | Overall: 4 | M: 4 | Cat M55: 1 |
| 01.10.2023 | Trainic world Soto-Chichibu Trail Run 50km (JPN) | 52km | |||
| 8:26:32 h | Seki, Mitsuru | *Saitama Pref. | Overall: 28 | M: 26 | Cat M55: 2 |
| 2022 | 2 Events, 154.2 km (More) | ||||
| 27.05.2022 | Karuizawa Trail Running Race (JPN) | 45km | |||
| 7:21:34 h | Seki, Mitsuru | *Saitama Pref. | Overall: 106 | M: 96 | Cat M55: 5 |
| 21.-22.05.2022 | Trainic World 100 Km in Sai-No-Kuni (JPN) | 109.2km | |||
| 22:27:27 h | Seki, Mitsuru | *Saitama Pref. | Overall: 38 | M: 36 | Cat M55: 2 |
| 2019 | 3 Events, 236 km (More) | ||||
| 21.-22.09.2019 | SkyView Ultra-Trail 70 - Yamada Noboru Memorial Cup (JPN) | 75km | |||
| 13:31:54 h | Seki, Mitsuru | Overall: 42 | M: 38 | Cat M50: 2 | |
| 15.06.2019 | Yuzawa Sky Extreme Trail (JPN) | 55km | |||
| 9:12:06 h | Seki, Mitsuru | Overall: 33 | M: 29 | Cat M50: 1 | |
| 11.-12.05.2019 | Trainic World 100 Km in Sai-No-Kuni (JPN) | 106km | |||
| 22:04:05 h | Seki, Mitsuru | Overall: 21 | M: 18 | Cat M50: 2 | |
| 2018 | 2 Events, 122.5 km (More) | ||||
| 08.09.2018 | Trainic world Soto-Chichibu Trail Run 50km (JPN) | 49.8km | |||
| 8:05:21 h | Seki, Mitsuru | Overall: 53 | M: 49 | Cat M50: 6 | |
| 24.06.2018 | Spatrail - Shima to Kusatsu (JPN) | 72.7km | |||
| 12:16:25 h | Seki, Mitsuru | Overall: 336 | M: 303 | Cat M50: 41 | |
| 2017 | 3 Events, 285.534 km (More) | ||||
| 23.-24.09.2017 | SkyView Ultra-Trail 60 - Yamada Noboru Memorial Cup (JPN) | 75km | |||
| 13:14:54 h | Seki, Mitsuru | *Saitama Pref. | Overall: 25 | M: 22 | Cat M50: 2 |
| 03.09.2017 | Trainic world Ogose-Tokigawa Trail Run 50km (JPN) | 49.6km | |||
| 6:52:18 h | Seki, Mitsuru | *Saitama Pref. | Overall: 24 | M: 23 | Cat M50: 4 |
| 20.-21.05.2017 | Trainic World 100 Mile in Sai-No-Kuni (JPN) | 100mi | |||
| 32:11:30 h | Seki, Mitsuru | *Saitama Pref. | Overall: 3 | M: 3 | Cat M50: 1 |
| 2016 | 4 Events, 314.6 km (More) | ||||
| 19.-20.11.2016 | FunTrails100K Round (JPN) | 105km | |||
| 19:43:06 h | Seki, Mitsuru | *Saitama Pref. | Overall: 42 | M: 41 | Cat M45: 7 |
| 03.-04.09.2016 | Trainic World 100 Km in Sai-No-Kuni (JPN) | 110km | |||
| 22:54:12 h | Seki, Mitsuru | Overall: 6 | M: 6 | Cat M45: 2 | |
| 10.07.2016 | Trainic world Ogose-Tokigawa Trail Run 50km (JPN) | 49.6km | |||
| 6:58:38 h | Seki, Mitsuru | Overall: 17 | M: 17 | Cat M45: 6 | |
| 12.06.2016 | Trainic world Hanno-Ogose Trail Run 50km (JPN) | 50km | |||
| 7:58:09 h | Seki, Mitsuru | Overall: 14 | M: 14 | Cat M45: 4 | |
| 2015 | 3 Events, 253.7 km (More) | ||||
| 21.-22.11.2015 | FunTrails100K Round (JPN) | 104km | |||
| 20:01:52 h | Seki, Mitsuru | Overall: 38 | M: 38 | Cat M45: 3 | |
| 28.06.2015 | Spatrail - Shima to Kusatsu (JPN) | 72.7km | |||
| 10:00:29 h | Seki, Mitsuru | Overall: 101 | M: 96 | Cat M45: 11 | |
| 22.06.2015 | Ultramarathon Okumusashi (JPN) | 77km | |||
| 8:13:34 h | Seki, Mitsuru | *Saitama Pref. | Overall: 295 | M: 269 | Cat M45: 52 |
| 2014 | 2 Events, 147.4 km (More) | ||||
| 20.09.2014 | SkyView Ultra-Trail 60 - Yamada Noboru Memorial Cup (JPN) | 66km | |||
| 10:25:22 h | Seki, Mitsuru | *Saitama Pref. | Overall: 52 | M: 49 | Cat M45: 6 |
| 15.06.2014 | Spatrail - Shima to Kusatsu (JPN) | 81.4km | |||
| 11:08:58 h | Seki, Mitsuru | Overall: 77 | M: 72 | Cat M45: 6 | |
| 2012 | 1 Event, 50 km (More) | ||||
| 03.06.2012 | OSJ Okukuji Trail 50k (JPN) | 50km | |||
| 10:35:23 h | Seki, Mitsuru | *Saitama Pref. | Overall: 104 | M: 96 | Cat M45: 19 |
| 2010 | 1 Event, 70 km (More) | ||||
| 10.04.2010 | Toda Saiko 70 km (JPN) | 70km | |||
| 6:50:49 h | Seki, Mitsuru | *Saitama Pref. | Overall: 39 | M: 34 | Cat M40: 4 |
| 2009 | 1 Event, 50 km (More) | ||||
| 05.07.2009 | OSJ Shiga Kogen Trail 50K (JPN) | 50km | |||
| 8:48:01 h | Seki, Mitsuru | *Saitama Pref. | Overall: 139 | M: 130 | Cat M40: 27 |
| 2008 | 1 Event, 71 km (More) | ||||
| 18.05.2008 | Yatsugatake Nobeyama 71 km (JPN) | 71km | |||
| 8:31:15 h | Seki, Mitsuru | Overall: 40 | M: 36 | Cat M40: 8 | |
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 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2012 | 2010 | 2009 | 2008 |
|---|
Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2023 | 2022 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2012 | 2010 | 2009 | 2008 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Trainic World 100 Km in Sai-No-Kuni | 3 | 22:27:27 | 22:04:05 | 22:54:12 | ||||||||||
| SkyView Ultra-Trail 60 - Yamada Noboru Memorial Cup | 3 | 13:31:54 | 13:14:54 | 10:25:22 | ||||||||||
| Spatrail - Shima to Kusatsu | 3 | 12:16:25 | 10:00:29 | 11:08:58 | ||||||||||
| Trainic world Soto-Chichibu Trail Run 50km | 2 | 8:26:32 | 8:05:21 | |||||||||||
| FunTrails100K Round | 2 | 19:43:06 | 20:01:52 | |||||||||||
| Trainic world Ogose-Tokigawa Trail Run 50km | 2 | 6:52:18 | 6:58:38 |





