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| Name: | Iwai, Ken | 岩井健 |
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| Club: | ＮＲＦ | ||
| Residence: | Nara Pref. | ||
| Year of birth: | 1974 | (Cat. german: M50) | |
| Date of birth: | 00.00.0000 | (Cat. internat.: M50) | |
| Nationality: | JPN  |
Japan | |
| RunnerID: | 689065 | ||
9 search results (9 Events, 652 km). (More)
| 2025 | 2 Events, 130 km (More) | ||||
|---|---|---|---|---|---|
| 14.09.2025 | Tango 60 km Ultramarathon (JPN) | 60km | |||
| 8:52:56 h | Iwai, Ken | Overall: 441 | M: 341 | Cat M50: 21 | |
| 03.05.2025 | Mukogawa Yurikamome Ultra Marathon (JPN) | 70km | |||
| 5:41:59 h | Iwai, Ken | S-Ren | Overall: 23 | M: 21 | Cat M50: 3 |
| 2022 | 1 Event, 100 km (More) | ||||
| 15.-16.10.2022 | Nakasendo to Kisoji Ultra Run (JPN) | 100km | |||
| 29:06:34 h | Iwai, Ken | Overall: 173 | M: 131 | Cat M45: 7 | |
| 2018 | 2 Events, 141 km (More) | ||||
| 03.05.2018 | Mukogawa Yurikamome Ultra Marathon (JPN) | 70km | |||
| 5:43:19 h | Iwai, Ken | NRF | Overall: 23 | M: 23 | Cat M40: 6 |
| 22.04.2018 | Fuji 5 Lakes 71 km Challenge (JPN) | 71km | |||
| 10:36:19 h | Iwai, Ken | やったろ~。 | Overall: 680 | M: 481 | Cat M40: 52 |
| 2017 | 2 Events, 141 km (More) | ||||
| 11.06.2017 | Hida Takayama 71 km Ultramarathon (JPN) | 71km | |||
| 10:30:37 h | Iwai, Ken | やったろー。 | Overall: 617 | M: 438 | Cat M40: 49 |
| 03.05.2017 | Mukogawa Yurikamome Ultra Marathon (JPN) | 70km | |||
| 5:34:33 h | Iwai, Ken | NRF | Overall: 14 | M: 14 | Cat M40: 8 |
| 2016 | 1 Event, 70 km (More) | ||||
| 03.05.2016 | Mukogawa Yurikamome Ultra Marathon (JPN) | 70km | |||
| 5:36:34 h | Iwai, Ken | NRF | Overall: 19 | M: 18 | Cat M40: 8 |
| 2015 | 1 Event, 70 km (More) | ||||
| 03.05.2015 | Mukogawa Yurikamome Ultra Marathon (JPN) | 70km | |||
| 5:25:53 h | Iwai, Ken | NRF | Overall: 10 | M: 10 | Cat M40: 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 | 2022 | 2018 | 2017 | 2016 | 2015 |
|---|
Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2022 | 2018 | 2017 | 2016 | 2015 | ||
|---|---|---|---|---|---|---|---|
| Mukogawa Yurikamome Ultra Marathon | 5 | 5:41:59 | 5:43:19 | 5:34:33 | 5:36:34 | 5:25:53 |