| Name: | Sasaki, Masami | 佐々木昌巳 |
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| Club: | 時事通信 | ||
| Residence: | Gifu Pref. | ||
| Year of birth: | 1966 | (Cat. german: M60) | |
| Date of birth: | 00.00.0000 | (Cat. internat.: M55) | |
| Nationality: | JPN ![]() |
Japan | |
| RunnerID: | 841633 | ||
12 search results (12 Events, 965 km). (More)
| 2025 | 3 Events, 260 km (More) | ||||
|---|---|---|---|---|---|
| 14.09.2025 | Tango 60 km Ultramarathon (JPN) | 60km | |||
| 8:07:32 h | Sasaki, Masami | Overall: 284 | M: 221 | Cat M55: 13 | |
| 08.06.2025 | Iwate Ginga 100km Marathon Challenge (JPN) | 100km | |||
| 12:31:12 h | Sasaki, Masami | *Kanagawa Pref. | Overall: 342 | M: 300 | Cat M55: 40 |
| 20.04.2025 | Fuji 4 Lakes 100 km Challenge (JPN) | 100km | |||
| 12:42:30 h | Sasaki, Masami | Overall: 775 | M: 641 | Cat M55: 46 | |
| 2024 | 2 Events, 160 km (More) | ||||
| 15.09.2024 | Tango 60 km Ultramarathon (JPN) | 60km | |||
| 7:14:20 h | Sasaki, Masami | Overall: 99 | M: 74 | Cat M55: 3 | |
| 09.06.2024 | Hida Takayama 100 km Ultramarathon (JPN) | 100km | |||
| 13:29:47 h | Sasaki, Masami | 境川ランナーズ | Overall: 1154 | M: 989 | Cat M55: 82 |
| 2023 | 1 Event, 60 km (More) | ||||
| 21.05.2023 | Tokyo Shibamata 60 km (JPN) | 60km | |||
| 6:21:53 h | Sasaki, Masami | Overall: 72 | M: 60 | Cat M55: 5 | |
| 2022 | 1 Event, 100 km (More) | ||||
| 15.10.2022 | Iki 100 Km Ultra Marathon (JPN) | 100km | |||
| 11:11:05 h | Sasaki, Masami | 時事 | Overall: 39 | M: 36 | Cat M55: 3 |
| 2019 | 2 Events, 171 km (More) | ||||
| 09.06.2019 | Hida Takayama 71 km Ultramarathon (JPN) | 71km | |||
| 8:27:18 h | Sasaki, Masami | 時事 | Overall: 176 | M: 138 | Cat M50: 10 |
| 19.05.2019 | Tokyo Shibamata 100 km (JPN) | 100km | |||
| 13:29:47 h | Sasaki, Masami | Overall: 1102 | M: 1010 | Cat M50: 128 | |
| 2018 | 1 Event, 71 km (More) | ||||
| 10.06.2018 | Hida Takayama 71 km Ultramarathon (JPN) | 71km | |||
| 7:48:52 h | Sasaki, Masami | 時事 | Overall: 70 | M: 58 | Cat M50: 2 |
| 2017 | 1 Event, 71 km (More) | ||||
| 11.06.2017 | Hida Takayama 71 km Ultramarathon (JPN) | 71km | |||
| 8:18:14 h | Sasaki, Masami | 時事通信 | Overall: 137 | M: 114 | Cat M50: 16 |
| 2016 | 1 Event, 72 km (More) | ||||
| 12.06.2016 | Hida Takayama 72 km Ultramarathon (JPN) | 72km | |||
| 8:57:00 h | Sasaki, Masami | Overall: 183 | M: 146 | Cat M45: 24 | |
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 | |
|---|---|---|---|---|---|---|---|---|---|
| 100km | 13:29:47 |
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13:29:47
(8485/4476) |
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Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2024 | 2023 | 2022 | 2019 | 2018 | 2017 | 2016 | ||
|---|---|---|---|---|---|---|---|---|---|
| Hida Takayama 72 km Ultramarathon | 4 | 8:27:18 | 7:48:52 | 8:18:14 | 8:57:00 | ||||
| Tango 60 km Ultramarathon | 2 | 8:07:32 | 7:14:20 |





