Niwa, Mariko
JapanWomanBorn 19662023 – 2026Runner id 2014314
Events
6
2023 – 2026
Best pace
7.209
km/h · 2026
Best finish
396th
of 619 · 2025
Distance raced
380
km · splits not double-counted
Pace over time
km/h · higher is faster
Pace over time: 6 races from 2023 to 2026, ranging from 4.47 to 9.15 kilometres per hour, where higher is faster. A second, age-graded series is drawn above it; the gap between the two is the age credit.
- Actual pace
- Age-graded pace
Results
| Date | Event | Distance | Result | Pace km/h | Placing |
|---|---|---|---|---|---|
| 2023-06-10 | 50km | 11:11:18 h | 4.469 | 309/322 | |
| 2023-11-04 | 50km | 8:29:33 h | 5.888 | 116/168 | |
| 2023-12-10 | Izu Trail JourneyJapan | 70km | 13:39:28 h | 5.125 | 1275/1364 |
| 2025-09-14 | 60km | 8:43:07 h | 6.882 | 396/619 | |
| 2025-11-02 | 50km | 8:46:37 h | 5.697 | 192/224 | |
| 2026-06-14 | 100km | 13:52:21 h | 7.209 | 1530/1614 |