Aizawa, Masakazu
JapanManBorn 19722012 – 2026Runner id 356768
Events
38
2012 – 2026
Best pace
10.632
km/h · 2023
Best finish
6th
of 111 · 2026
Distance raced
4,005
km · splits not double-counted
Pace over time
km/h · higher is faster
Pace over time: 38 races from 2012 to 2026, ranging from 3.31 to 11.92 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 |
|---|---|---|---|---|---|
| 2012-10-07 | 71.5km | 17:31:43 h | 4.079 | 1164/1983 | |
| 2013-10-06 | 50km | 8:06:16 h | 6.169 | 255/384 | |
| 2014-06-15 | 81.4km | 12:33:20 h | 6.483 | 192/540 | |
| 2014-10-12 | 71.5km | 16:40:00 h | 4.290 | 1147/1922 | |
| 2016-05-22 | 100km | 12:32:58 h | 7.968 | 527/1438 | |
| 2016-06-26 | 72.7km | 11:33:58 h | 6.286 | 292/710 | |
| 2016-10-09 | 71.5km | 17:00:32 h | 4.204 | 977/1923 | |
| 2017-05-21 | 100km | 13:33:25 h | 7.376 | 748/1119 | |
| 2017-06-25 | 72.7km | 11:52:39 h | 6.121 | 422/740 | |
| 2017-10-08 | 71.5km | 19:32:47 h | 3.658 | 1257/1729 | |
| 2018-04-27 | 170km | 43:27:34 h | 3.912 | 729/1077 | |
| 2018-08-31 | 101km | 25:47:56 h | 3.915 | 1439/1622 | |
| 2018-10-07 | 71.5km | 21:36:48 h | 3.308 | 1318/1577 | |
| 2018-12-09 | Izu Trail JourneyJapan | 71.7km | 12:10:36 h | 5.888 | 664/1341 |
| 2019-05-19 | 100km | 11:03:15 h | 9.046 | 202/1594 | |
| 2019-08-30 | 171km | 45:10:08 h | 3.786 | 1360/1556 | |
| 2019-12-08 | Izu Trail JourneyJapan | 71.7km | 9:19:44 h | 7.686 | 240/1372 |
| 2020-12-29 | Kyoto Great RoundJapan | 130km | 27:11:14 h | 4.782 | 31/57 |
| 2021-12-29 | Kyoto Great RoundJapan | 130km | 26:02:58 h | 4.991 | 20/65 |
| 2022-03-13 | 100km | 10:06:40 h | 9.890 | 69/289 | |
| 2022-04-22 | 167km | 29:33:21 h | 5.650 | 243/1470 | |
| 2022-05-22 | 100km | 11:41:14 h | 8.556 | 185/1113 | |
| 2022-12-11 | 70km | 9:26:34 h | 7.413 | 183/1341 | |
| 2023-03-12 | 100km | 9:24:21 h | 10.632 | 25/219 | |
| 2023-03-21 | Akagiyama 100Japan | 100km | 11:20:04 h | 8.823 | 5/52 |
| 2023-04-21 | 167km | 31:33:08 h | 5.293 | 247/1687 | |
| 2023-05-21 | 100km | 12:31:08 h | 7.988 | 233/808 | |
| 2023-06-04 | 78km | 8:03:21 h | 9.682 | 92/814 | |
| 2023-09-17 | 110km | 18:55:19 h | 5.813 | 70/265 | |
| 2023-12-10 | 70km | 9:31:23 h | 7.351 | 199/1364 | |
| 2023-12-29 | 130km | 28:31:04 h | 4.559 | 46/105 | |
| 2024-03-10 | 100km | 9:36:42 h | 10.404 | 50/318 | |
| 2024-12-29 | 130km | 25:55:14 h | 5.015 | 31/129 | |
| 2025-03-15 | 200km | 29:27:11 h | 6.790 | 35/197 | |
| 2025-04-25 | 167km | 36:21:52 h | 4.592 | 444/1509 | |
| 2025-12-28 | 130km | 28:32:35 h | 4.555 | 90/168 | |
| 2026-03-07 | 91km | 17:15:45 h | 5.272 | 146/343 | |
| 2026-03-14 | 115km | 13:57:37 h | 8.238 | 6/111 |