| Name: | Nakai, Riko | 中居理子 |
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| Club: | |||
| Residence: | Saitama Pref. | ||
| Year of birth: | 1969 | (Cat. german: W55) | |
| Date of birth: | 00.00.0000 | (Cat. internat.: W55) | |
| Nationality: | JPN ![]() |
Japan | |
| RunnerID: | 1139453 | ||
9 search results (9 Events, 792 km). (More)
| 2025 | 1 Event, 100 km (More) | ||||
|---|---|---|---|---|---|
| 21.12.2025 | Okinawa 100km Ultramarathon (JPN) | 100km | |||
| 13:54:14 h | Nakai, Riko | *Saitama Pref. | Overall: 588 | F: 120 | Cat W55: 8 |
| 2024 | 1 Event, 70 km (More) | ||||
| 20.10.2024 | Ultramarathon Okumusashi (JPN) | 70km | |||
| 10:01:21 h | Nakai, Riko | *Saitama Pref. | Overall: 540 | F: 109 | Cat W50: 27 |
| 2023 | 1 Event, 100 km (More) | ||||
| 17.12.2023 | Okinawa 100km Ultramarathon (JPN) | 100km | |||
| 13:54:39 h | Nakai, Riko | Overall: 530 | F: 86 | Cat W50: 8 | |
| 2022 | 1 Event, 100 km (More) | ||||
| 18.12.2022 | Okinawa 100km Ultramarathon (JPN) | 100km | |||
| 13:51:02 h | Nakai, Riko | *Saitama Pref. | Overall: 442 | F: 68 | Cat W50: 8 |
| 2020 | 1 Event, 100 km (More) | ||||
| 19.01.2020 | Miyako 100 Km Ultramarathon (JPN) | 100km | |||
| 13:04:58 h | Nakai, Riko | Overall: 249 | F: 61 | Cat W50: 14 | |
| 2019 | 2 Events, 160 km (More) | ||||
| 15.12.2019 | Okinawa 100km Ultramarathon (JPN) | 100km | |||
| 13:53:34 h | Nakai, Riko | *Saitama Pref. | Overall: 434 | F: 67 | Cat W45: 12 |
| 15.09.2019 | Tango 60 km Ultramarathon (JPN) | 60km | |||
| 9:09:54 h | Nakai, Riko | *Saitama Pref. | Overall: 603 | F: 157 | Cat W45: 18 |
| 2018 | 2 Events, 162 km (More) | ||||
| 16.12.2018 | Okinawa 100km Ultramarathon (JPN) | 100km | |||
| 13:38:39 h | Nakai, Riko | *Saitama Pref. | Overall: 284 | F: 45 | Cat W45: 9 |
| 17.06.2018 | Nikko 62km Ultramarathon (JPN) | 62km | |||
| 7:59:28 h | Nakai, Riko | *Saitama Pref. | Overall: 200 | F: 41 | Cat W45: 6 |
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 | 2020 | 2019 | 2018 | |
|---|---|---|---|---|---|---|---|---|
| 100km | 13:51:02 |
13:54:14
(1530/632) |
|
13:54:39
(1331/594) |
13:51:02
(1067/193) |
|
|
|
Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2024 | 2023 | 2022 | 2020 | 2019 | 2018 | ||
|---|---|---|---|---|---|---|---|---|
| Okinawa 100km Ultramarathon | 5 | 13:54:14 | 13:54:39 | 13:51:02 | 13:53:34 | 13:38:39 |





