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| Name: | Arakawa, Ryoki | 荒川了紀 |
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| Club: | らんぼー | ||
| Residence: | Ibaraki Pref. | ||
| Year of birth: | 1993 | (Cat. german: M30) | |
| Date of birth: | 00.00.0000 | (Cat. internat.: M23) | |
| Nationality: | JPN  |
Japan | |
| RunnerID: | 1647635 | ||
10 search results (10 Events, 740.6 km). (More)
| 2025 | 3 Events, 215.4 km (More) | ||||
|---|---|---|---|---|---|
| 07.09.2025 | OSJ Adatara Trail 50K (JPN) | 53.4km | |||
| 8:53:40 h | Arakawa, Ryoki | いやどうも | Overall: 10 | M: 10 | Cat M23: 3 |
| 25.05.2025 | OSJ Okukuji Trail 60k (JPN) | 62km | |||
| 9:24:40 h | Arakawa, Ryoki | らんぼー | Overall: 23 | M: 22 | Cat M23: 7 |
| 09.03.2025 | Ibaraki 100k Ultra Marathon (JPN) | 100km | |||
| 8:12:22 h | Arakawa, Ryoki | Overall: 8 | M: 8 | Cat M23: 1 | |
| 2024 | 2 Events, 153.4 km (More) | ||||
| 07.09.2024 | OSJ Adatara Trail 50K (JPN) | 53.4km | |||
| 9:42:08 h | Arakawa, Ryoki | らんぼーーー!! | Overall: 26 | M: 24 | Cat M23: 11 |
| 09.06.2024 | Iwate Ginga 100km Marathon Challenge (JPN) | 100km | |||
| 9:24:06 h | Arakawa, Ryoki | *Ibaraki Pref. | Overall: 40 | M: 37 | Cat M23: 12 |
| 2023 | 2 Events, 153.4 km (More) | ||||
| 03.09.2023 | OSJ Adatara Trail 50K (JPN) | 53.4km | |||
| 10:50:11 h | Arakawa, Ryoki | らんぼー | Overall: 42 | M: 39 | Cat M23: 9 |
| 04.06.2023 | OSJ Aizu Bandaisan Ultramarathon - 100 km (JPN) | 100km | |||
| 10:23:39 h | Arakawa, Ryoki | らんぼー | Overall: 12 | M: 12 | Cat M23: 3 |
| 2022 | 2 Events, 118.4 km (More) | ||||
| 04.09.2022 | OSJ Adatara Trail 50K (JPN) | 53.4km | |||
| 9:31:18 h | Arakawa, Ryoki | Overall: 53 | M: 51 | Cat M23: 8 | |
| 05.06.2022 | OSJ Aizu Bandaisan Ultramarathon - 65 km (JPN) | 65km | |||
| 6:35:39 h | Arakawa, Ryoki | Overall: 10 | M: 9 | Cat M23: 3 | |
| 2021 | 1 Event, 100 km (More) | ||||
| 14.03.2021 | Ibaraki 100k Ultra Marathon (JPN) | 100km | |||
| 11:54:58 h | Arakawa, Ryoki | Overall: 91 | M: 81 | Cat M23: 11 | |
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 |
|---|
Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2024 | 2023 | 2022 | 2021 | ||
|---|---|---|---|---|---|---|
| OSJ Adatara Trail 50K | 4 | 8:53:40 | 9:42:08 | 10:50:11 | 9:31:18 | |
| Ibaraki 100k Ultra Marathon | 2 | 8:12:22 | 11:54:58 |