| Name: | Nakagawa, Sei | 中川整 |
|
| Club: | ラフネス | ||
| Residence: | Hokkaido | ||
| Year of birth: | 1974 | (Cat. german: M50) | |
| Date of birth: | 00.00.0000 | (Cat. internat.: M50) | |
| Nationality: | JPN ![]() |
Japan | |
| RunnerID: | 225386 | ||
15 search results (15 Events, 1500 km). (More)
| 2025 | 1 Event, 100 km (More) | ||||
|---|---|---|---|---|---|
| 29.06.2025 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 12:21:27 h | Nakagawa, Sei | Overall: 1202 | M: 1053 | Cat M50: 159 | |
| 2024 | 1 Event, 100 km (More) | ||||
| 30.06.2024 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 10:09:02 h | Nakagawa, Sei | Overall: 314 | M: 280 | Cat M45: 56 | |
| 2023 | 1 Event, 100 km (More) | ||||
| 25.06.2023 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 10:12:34 h | Nakagawa, Sei | Overall: 361 | M: 328 | Cat M45: 63 | |
| 2022 | 1 Event, 100 km (More) | ||||
| 12.06.2022 | Hida Takayama 100 km Ultramarathon (JPN) | 100km | |||
| 13:04:45 h | Nakagawa, Sei | Overall: 719 | M: 641 | Cat M45: 71 | |
| 2019 | 2 Events, 200 km (More) | ||||
| 28.07.2019 | North Okhotsk 100 Km Marathon (JPN) | 100km | |||
| 11:27:21 h | Nakagawa, Sei | 3回目の完走目指す。 | Overall: 50 | M: 47 | Cat M40: 11 |
| 30.06.2019 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 10:15:48 h | Nakagawa, Sei | Overall: 479 | M: 435 | Cat M40: 95 | |
| 2018 | 2 Events, 200 km (More) | ||||
| 22.07.2018 | North Okhotsk 100 Km Marathon (JPN) | 100km | |||
| 9:38:25 h | Nakagawa, Sei | 2回目 | Overall: 18 | M: 15 | Cat M40: 4 |
| 24.06.2018 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 10:29:33 h | Nakagawa, Sei | Overall: 591 | M: 530 | Cat M40: 107 | |
| 2017 | 1 Event, 100 km (More) | ||||
| 23.07.2017 | North Okhotsk 100 Km Marathon (JPN) | 100km | |||
| 10:13:09 h | Nakagawa, Sei | リベンジサロマ | Overall: 26 | M: 23 | Cat M40: 5 |
| 2016 | 1 Event, 100 km (More) | ||||
| 26.06.2016 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 10:42:42 h | Nakagawa, Sei | ことに | Overall: 754 | M: 676 | Cat M40: 150 |
| 2015 | 1 Event, 100 km (More) | ||||
| 28.06.2015 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 10:39:03 h | Nakagawa, Sei | 琴似ランナーズ | Overall: 729 | M: 654 | Cat M40: 138 |
| 2014 | 1 Event, 100 km (More) | ||||
| 29.06.2014 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 9:55:59 h | Nakagawa, Sei | ラフネス | Overall: 238 | M: 215 | Cat M35: 39 |
| 2012 | 1 Event, 100 km (More) | ||||
| 24.06.2012 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 8:56:03 h | Nakagawa, Sei | *Hokkaido | Overall: 133 | M: 121 | Cat M35: 29 |
| 2011 | 1 Event, 100 km (More) | ||||
| 26.06.2011 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 9:48:41 h | Nakagawa, Sei | *Hokkaido | Overall: 281 | M: 253 | Cat M35: 51 |
| 2010 | 1 Event, 100 km (More) | ||||
| 27.06.2010 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 12:15:45 h | Nakagawa, Sei | Overall: 1003 | M: 872 | Cat M35: 132 | |
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 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2012 | 2011 | 2010 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 100km | 8:56:03 |
12:21:27
(4551/1874) |
10:09:02
(1659/543) |
10:12:34
(1477/621) |
|
10:15:48
(1992/798) |
10:29:33
(2337/949) |
|
10:42:42
(2640/1212) |
10:39:03
(2797/1177) |
9:55:59
(1523/446) |
8:56:03
(629/153) |
9:48:41
(1311/330) |
12:15:45
(4308/1251) |
Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2024 | 2023 | 2022 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2012 | 2011 | 2010 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Lake Saroma 100 Km Ultramarathon | 11 | 12:21:27 | 10:09:02 | 10:12:34 | 10:15:48 | 10:29:33 | 10:42:42 | 10:39:03 | 9:55:59 | 8:56:03 | 9:48:41 | 12:15:45 | ||
| North Okhotsk 100 Km Marathon | 3 | 11:27:21 | 9:38:25 | 10:13:09 |





