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| Name: | Shiraishi, Keiji | 白石圭二 |
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| Club: | G走遊会関西 | ||
| Residence: | Osaka Pref. | ||
| Year of birth: | 1971 | (Cat. german: M55) | |
| Date of birth: | 00.00.0000 | (Cat. internat.: M50) | |
| Nationality: | JPN  |
Japan | |
| RunnerID: | 1295145 | ||
8 search results (8 Events, 664 km). (More)
| 2025 | 1 Event, 77 km (More) | ||||
|---|---|---|---|---|---|
| 18.05.2025 | Saba Highway Ultramarathon (JPN) | 77km | |||
| 10:30:51 h | Shiraishi, Keiji | *Osaka | Overall: 209 | M: 176 | Cat M50: 31 |
| 2024 | 1 Event, 70 km (More) | ||||
| 03.05.2024 | Mukogawa Yurikamome Ultra Marathon (JPN) | 70km | |||
| 6:48:41 h | Shiraishi, Keiji | Overall: 77 | M: 65 | Cat M50: 26 | |
| 2023 | 1 Event, 100 km (More) | ||||
| 17.09.2023 | Tango 100 km Ultramarathon (JPN) | 100km | |||
| 12:53:08 h | Shiraishi, Keiji | Overall: 316 | M: 282 | Cat M50: 39 | |
| 2022 | 3 Events, 247 km (More) | ||||
| 18.09.2022 | Tango 100 km Ultramarathon (JPN) | 100km | |||
| 12:23:46 h | Shiraishi, Keiji | Overall: 209 | M: 184 | Cat M50: 25 | |
| 22.05.2022 | Saba Highway Ultramarathon (JPN) | 77km | |||
| 9:43:55 h | Shiraishi, Keiji | *Osaka | Overall: 69 | M: 59 | Cat M50: 16 |
| 03.05.2022 | Mukogawa Yurikamome Ultra Marathon (JPN) | 70km | |||
| 6:46:32 h | Shiraishi, Keiji | Overall: 71 | M: 62 | Cat M50: 12 | |
| 2019 | 2 Events, 170 km (More) | ||||
| 15.09.2019 | Tango 100 km Ultramarathon (JPN) | 100km | |||
| 11:36:38 h | Shiraishi, Keiji | G走遊会関西 | Overall: 220 | M: 206 | Cat M45: 46 |
| 02.05.2019 | Mukogawa Yurikamome Ultra Marathon (JPN) | 70km | |||
| 7:39:44 h | Shiraishi, Keiji | Overall: 217 | M: 189 | Cat M45: 48 | |
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 | |
|---|---|---|---|---|---|---|
| 100km | 11:36:38 |
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12:53:08
(5121/2802) |
12:23:46
(3360/634) |
11:36:38
(4171/1845) |
Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2024 | 2023 | 2022 | 2019 | ||
|---|---|---|---|---|---|---|
| Tango 100 km Ultramarathon | 3 | 12:53:08 | 12:23:46 | 11:36:38 | ||
| Mukogawa Yurikamome Ultra Marathon | 3 | 6:48:41 | 6:46:32 | 7:39:44 | ||
| Saba Highway Ultramarathon | 2 | 10:30:51 | 9:43:55 |