| Name: | Mashiyama, Kosuke | 増山幸助 |
|
| Club: | |||
| Residence: | Chiba Pref. | ||
| Year of birth: | (Cat. german: #NA) | ||
| Date of birth: | 00.00.0000 | (Cat. internat.: #NA) | |
| Nationality: | JPN ![]() |
Japan | |
| RunnerID: | 1763677 | ||
8 search results (8 Events, 800 km). (More)
| 2025 | 2 Events, 200 km (More) | ||||
|---|---|---|---|---|---|
| 14.09.2025 | Tango 100 km Ultramarathon (JPN) | 100km | |||
| 13:29:40 h | Mashiyama, Kosuke | Overall: 756 | M: 658 | Cat #NA: 0 | |
| 20.04.2025 | Fuji 4 Lakes 100 km Challenge (JPN) | 100km | |||
| 11:07:55 h | Mashiyama, Kosuke | Overall: 313 | M: 275 | Cat #NA: 0 | |
| 2024 | 2 Events, 200 km (More) | ||||
| 15.09.2024 | Tango 100 km Ultramarathon (JPN) | 100km | |||
| 13:46:06 h | Mashiyama, Kosuke | Overall: 681 | M: 599 | Cat #NA: 0 | |
| 21.04.2024 | Fuji 4 Lakes 100 km Challenge (JPN) | 100km | |||
| 13:08:34 h | Mashiyama, Kosuke | *Chiba Pref. | Overall: 897 | M: 745 | Cat #NA: 0 |
| 2023 | 3 Events, 300 km (More) | ||||
| 17.09.2023 | Tango 100 km Ultramarathon (JPN) | 100km | |||
| 13:35:28 h | Mashiyama, Kosuke | Overall: 530 | M: 475 | Cat #NA: 0 | |
| 21.05.2023 | Yatsugatake Nobeyama 100 km (JPN) | 100km | |||
| 13:29:06 h | Mashiyama, Kosuke | Overall: 501 | M: 449 | Cat #NA: 0 | |
| 16.04.2023 | Fuji 4 Lakes 100 km Challenge (JPN) | 100km | |||
| 12:17:05 h | Mashiyama, Kosuke | *Chiba Pref. | Overall: 416 | M: 362 | Cat #NA: 0 |
| 2022 | 1 Event, 100 km (More) | ||||
| 18.09.2022 | Tango 100 km Ultramarathon (JPN) | 100km | |||
| 13:19:25 h | Mashiyama, Kosuke | Overall: 382 | M: 335 | Cat #NA: 0 | |
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 | |
|---|---|---|---|---|---|
| 100km | 13:19:25 |
13:29:40
(6773/3126) |
13:46:06
(7320/3147) |
13:35:28
(6106/3365) |
13:19:25
(4462/969) |
Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2024 | 2023 | 2022 | ||
|---|---|---|---|---|---|
| Tango 100 km Ultramarathon | 4 | 13:29:40 | 13:46:06 | 13:35:28 | 13:19:25 |
| Fuji 4 Lakes 100 km Challenge | 3 | 11:07:55 | 13:08:34 | 12:17:05 |





