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| Name: | Osakura, Seigou | 長倉清剛 |
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| Club: | 爆走マイペース | ||
| Residence: | Hokkaido | ||
| Year of birth: | 1955 | (Cat. german: M70) | |
| Date of birth: | 00.00.0000 | (Cat. internat.: M70) | |
| Nationality: | JPN  |
Japan | |
| RunnerID: | 289693 | ||
12 search results (12 Events, 968.5 km). (More)
| 2025 | 1 Event, 53.7 km (More) | ||||
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| 01.06.2025 | Rishiri Island Ultra Marathon (JPN) | 53.7km | |||
| 6:36:19 h | Osakura, Seigou | 爆走マイペース | Overall: 151 | M: 113 | Cat M65: 6 |
| 2024 | 1 Event, 53.7 km (More) | ||||
| 02.06.2024 | Rishiri Island Ultra Marathon (JPN) | 53.7km | |||
| 6:19:21 h | Osakura, Seigou | 爆走マイペース | Overall: 107 | M: 84 | Cat M65: 3 |
| 2023 | 1 Event, 53.7 km (More) | ||||
| 04.06.2023 | Rishiri Island Ultra Marathon (JPN) | 53.7km | |||
| 7:27:12 h | Osakura, Seigou | 爆走マイペース | Overall: 186 | M: 143 | Cat M65: 8 |
| 2019 | 1 Event, 53.7 km (More) | ||||
| 02.06.2019 | Rishiri Island Ultra Marathon (JPN) | 53.7km | |||
| 6:26:20 h | Osakura, Seigou | 爆走マイペース | Overall: 174 | M: 137 | Cat M60: 9 |
| 2018 | 1 Event, 53.7 km (More) | ||||
| 03.06.2018 | Rishiri Island Ultra Marathon (JPN) | 53.7km | |||
| 6:44:29 h | Osakura, Seigou | 爆走マイペース | Overall: 197 | M: 152 | Cat M60: 18 |
| 2017 | 2 Events, 200 km (More) | ||||
| 23.07.2017 | North Okhotsk 100 Km Marathon (JPN) | 100km | |||
| 13:46:22 h | Osakura, Seigou | 爆走マイペース | Overall: 231 | M: 194 | Cat M60: 15 |
| 15.01.2017 | Miyako 100 Km Ultramarathon (JPN) | 100km | |||
| 13:42:45 h | Osakura, Seigou | 爆走マイペース | Overall: 331 | M: 256 | Cat M60: 23 |
| 2016 | 1 Event, 100 km (More) | ||||
| 26.06.2016 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 12:52:09 h | Osakura, Seigou | 爆走マイペース | Overall: 2487 | M: 2140 | Cat M60: 137 |
| 2015 | 1 Event, 100 km (More) | ||||
| 26.07.2015 | North Okhotsk 100 Km Marathon (JPN) | 100km | |||
| 13:15:20 h | Osakura, Seigou | 爆走マイペース | Overall: 214 | M: 191 | Cat M55: 19 |
| 2013 | 1 Event, 100 km (More) | ||||
| 30.06.2013 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 12:41:53 h | Osakura, Seigou | 爆走マイペース | Overall: 1724 | M: 1483 | Cat M55: 125 |
| 2012 | 1 Event, 100 km (More) | ||||
| 24.06.2012 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 12:40:06 h | Osakura, Seigou | *Hokkaido | Overall: 1922 | M: 1672 | Cat M55: 179 |
| 2009 | 1 Event, 100 km (More) | ||||
| 28.06.2009 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 12:33:06 h | Osakura, Seigou | *Hokkaido | Overall: 1756 | M: 1532 | Cat M50: 212 |
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 | 2013 | 2012 | 2009 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 100km | 12:33:06 |
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12:52:09
(7284/4040) |
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12:41:53
(6339/2519) |
12:40:06
(5835/2105) |
12:33:06
(5470/2011) |
Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2024 | 2023 | 2019 | 2018 | 2017 | 2016 | 2015 | 2013 | 2012 | 2009 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Rishiri Island Ultra Marathon | 5 | 6:36:19 | 6:19:21 | 7:27:12 | 6:26:20 | 6:44:29 | ||||||
| Lake Saroma 100 Km Ultramarathon | 4 | 12:52:09 | 12:41:53 | 12:40:06 | 12:33:06 | |||||||
| North Okhotsk 100 Km Marathon | 2 | 13:46:22 | 13:15:20 |