Kumazaki, Hiroshi
JapanManBorn 19752013 – 2026Runner id 441763
Events
50
2013 – 2026
Best pace
12.956
km/h · 2026
Best finish
8th
of 1,643 · 2025
Distance raced
4,949
km · splits not double-counted
Pace over time
km/h · higher is faster
Pace over time: 50 races from 2013 to 2026, ranging from 4.06 to 14.65 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 |
|---|---|---|---|---|---|
| 2013-06-09 | 100km | 13:33:50 h | 7.373 | 692/864 | |
| 2013-09-15 | 53km | 8:45:50 h | 6.048 | 385/556 | |
| 2014-04-20 | 108km | 14:17:48 h | 7.554 | 582/647 | |
| 2014-10-12 | 71.5km | 17:37:22 h | 4.057 | 1324/1922 | |
| 2015-04-19 | 100km | 13:38:42 h | 7.329 | 1119/1254 | |
| 2015-06-07 | 100km | 13:15:29 h | 7.543 | 767/1240 | |
| 2015-09-26 | 76.7km | 15:01:41 h | 5.104 | 198/859 | |
| 2015-11-29 | 50km | 7:40:01 h | 6.522 | 38/179 | |
| 2016-04-24 | 70km | 11:54:29 h | 5.878 | 297/475 | |
| 2016-06-12 | 100km | 11:57:19 h | 8.365 | 434/1383 | |
| 2016-07-02 | 80km | 14:37:03 h | 5.473 | 323/516 | |
| 2016-09-11 | 53km | 7:14:20 h | 7.322 | 94/639 | |
| 2017-06-11 | 100km | 11:49:22 h | 8.458 | 511/1564 | |
| 2017-09-10 | 51.4km | 7:06:34 h | 7.230 | 186/710 | |
| 2018-04-22 | 70km | 12:46:27 h | 5.480 | 222/264 | |
| 2018-06-10 | 100km | 12:18:11 h | 8.128 | 593/1615 | |
| 2018-06-30 | 80km | 13:56:06 h | 5.741 | 125/311 | |
| 2018-09-09 | 51.4km | 6:48:05 h | 7.557 | 86/564 | |
| 2018-10-14 | 73km | 10:59:45 h | 6.639 | 82/310 | |
| 2018-12-09 | Izu Trail JourneyJapan | 71.7km | 9:55:47 h | 7.221 | 192/1341 |
| 2019-04-07 | 70km | 10:28:00 h | 6.688 | 97/568 | |
| 2019-06-09 | 100km | 10:23:56 h | 9.616 | 203/1883 | |
| 2019-09-15 | 110km | 17:17:11 h | 6.363 | 54/384 | |
| 2020-10-18 | 54km | 8:06:50 h | 6.655 | 59/435 | |
| 2020-12-13 | Izu Trail JourneyJapan | 66km | 7:52:37 h | 8.379 | 62/1108 |
| 2021-12-12 | Izu Trail JourneyJapan | 69.1km | 8:19:01 h | 8.308 | 68/1267 |
| 2022-04-10 | 70km | 9:52:53 h | 7.084 | 38/339 | |
| 2022-04-22 | 167km | 24:54:43 h | 6.704 | 70/1470 | |
| 2022-10-08 | OSJ Koumi 100Japan | 100mi | 32:13:15 h | 4.995 | 26/109 |
| 2023-03-04 | 100km | 21:50:00 h | 4.580 | 8/60 | |
| 2023-04-21 | 167km | 29:24:31 h | 5.679 | 153/1687 | |
| 2023-04-30 | Yarikan 12hJapan | 12h | 72.000 km | 6.000 | 5/35 |
| 2023-05-21 | 77km | 7:14:26 h | 10.635 | 4/378 | |
| 2023-06-11 | 100km | 9:58:33 h | 10.024 | 104/1305 | |
| 2023-10-06 | Lake Biwa 100Japan | 169km | 40:54:13 h | 4.132 | 103/248 |
| 2023-12-10 | 70km | 8:50:54 h | 7.911 | 101/1364 | |
| 2024-05-11 | 50mi | 10:43:10 h | 7.507 | 14/55 | |
| 2024-06-09 | 100km | 8:41:51 h | 11.498 | 16/1501 | |
| 2024-06-21 | 165km | 34:07:33 h | 4.835 | 10/61 | |
| 2024-07-13 | 100mi | 19:16:59 h | 8.346 | 13/80 | |
| 2024-10-11 | 169km | 40:33:47 h | 4.166 | 68/245 | |
| 2025-04-13 | 100km | 9:41:59 h | 10.310 | 3/64 | |
| 2025-05-03 | Yarikan 100Japan | 100mi | 34:29:37 h | 4.666 | 50/72 |
| 2025-06-08 | 100km | 8:16:27 h | 12.086 | 8/1643 | |
| 2025-06-21 | 105km | 17:10:58 h | 6.111 | 25/455 | |
| 2025-10-10 | Lake Biwa 100Japan | 169km | 36:11:01 h | 4.671 | 43/244 |
| 2025-12-05 | 90km | 15:44:59 h | 5.714 | 111/985 | |
| 2026-04-24 | 167km | 28:49:02 h | 5.795 | 111/1408 | |
| 2026-06-14 | 100km | 9:13:18 h | 10.844 | 45/1614 | |
| 2026-06-28 | 100km | 7:43:07 h | 12.956 | 49/2632 |