Arai, Chizuko
JapanWomanBorn 19722020 – 2026Runner id 1675189
Events
13
2020 – 2026
Best pace
8.146
km/h · 2026
Best finish
8th
of 90 · 2025
Distance raced
1,048
km · splits not double-counted
Pace over time
km/h · higher is faster
Pace over time: 13 races from 2020 to 2026, ranging from 4.64 to 9.54 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 |
|---|---|---|---|---|---|
| 2020-10-18 | 56km | 8:05:23 h | 6.922 | 96/567 | |
| 2021-03-21 | 56km | 7:51:02 h | 7.133 | 81/401 | |
| 2021-11-13 | 90km | 19:24:53 h | 4.636 | 13/29 | |
| 2022-05-21 | 50km | 8:45:50 h | 5.705 | 183/573 | |
| 2022-10-28 | 112km | 17:28:10 h | 6.411 | 6/16 | |
| 2023-05-20 | Kobo Trail 2023Japan | 55.7km | 11:11:00 h | 4.981 | 6/6 |
| 2023-06-18 | 78km | 16:23:09 h | 4.760 | 129/182 | |
| 2023-10-07 | bambi 100Japan | 100mi | 33:54:00 h | 4.747 | 13/36 |
| 2024-05-12 | Kobo Trail 2024Japan | 55.7km | 11:09:00 h | 4.996 | 6/6 |
| 2025-05-18 | Kobo Trail 2025Japan | 55.7km | 11:48:00 h | 4.720 | 28/76 |
| 2025-07-19 | 100km | 15:15:41 h | 6.552 | 8/90 | |
| 2026-05-03 | Yarikan 12hJapan | 12h | 78.300 km | 6.525 | 28/40 |
| 2026-05-31 | Nara Ultra MarathonJapan | 100km | 12:16:31 h | 8.146 | 678/2231 |