Iwazaki, Osamu
JapanManBorn 19822011 – 2026Runner id 356836
Events
28
2011 – 2026
Best pace
8.397
km/h · 2012
Best finish
105th
of 597 · 2026
Distance raced
3,027
km · splits not double-counted
Pace over time
km/h · higher is faster
Pace over time: 28 races from 2011 to 2026, ranging from 3.82 to 8.40 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 |
|---|---|---|---|---|---|
| 2011-10-09 | 71.5km | 18:37:25 h | 3.839 | 1110/1725 | |
| 2012-06-24 | 100km | 11:54:31 h | 8.397 | 1256/2394 | |
| 2012-10-07 | 71.5km | 18:19:55 h | 3.900 | 1311/1983 | |
| 2013-04-26 | 100mi | 41:32:21 h | 3.874 | 441/724 | |
| 2015-07-26 | 80km | 13:46:33 h | 5.807 | 97/135 | |
| 2015-09-22 | 110km | 18:38:01 h | 5.903 | 253/564 | |
| 2015-10-31 | 71.5km | 14:15:30 h | 5.015 | 757/2045 | |
| 2015-11-21 | FunTrails100K RoundJapan | 104km | 22:45:33 h | 4.570 | 86/412 |
| 2016-09-18 | 110km | 16:51:28 h | 6.525 | 170/420 | |
| 2016-10-09 | 71.5km | 14:44:14 h | 4.852 | 583/1923 | |
| 2016-11-19 | 105km | 23:44:33 h | 4.422 | 126/433 | |
| 2017-05-13 | Aso Round TrailJapan | 108.7km | 22:43:05 h | 4.785 | 51/227 |
| 2017-09-16 | 102km | 19:00:37 h | 5.366 | 244/345 | |
| 2018-05-12 | 108.7km | 21:56:52 h | 4.953 | 86/438 | |
| 2018-08-31 | 171km | 44:42:51 h | 3.824 | 1397/1778 | |
| 2018-10-07 | 71.5km | 17:44:45 h | 4.029 | 690/1577 | |
| 2018-11-17 | 106km | 23:26:12 h | 4.523 | 98/494 | |
| 2019-05-18 | Ultra-Trail Australia 100 KmAustralia | 100km | 15:53:20 h | 6.294 | 391/1101 |
| 2019-08-30 | 171km | 43:06:43 h | 3.966 | 1029/1556 | |
| 2023-04-21 | 167km | 38:57:13 h | 4.287 | 826/1687 | |
| 2023-10-08 | 71.5km | 16:12:43 h | 4.410 | 708/1551 | |
| 2024-04-26 | 167km | 38:52:03 h | 4.297 | 663/1442 | |
| 2024-10-12 | TransJeju by UTMB 100South Korea | 100km | 19:26:01 h | 5.146 | 228/793 |
| 2025-06-21 | 105km | 22:56:40 h | 4.576 | 170/455 | |
| 2025-09-20 | Seoul Ultra Trail 100KSouth Korea | 110km | 20:20:28 h | 5.408 | 92/331 |
| 2025-11-14 | TransLantau 120 by UTMBHong Kong | 120km | 25:18:06 h | 4.743 | 62/222 |
| 2026-03-07 | Xtrail Kenting by UTMB - Xtrail 100KChinese Taipei | 91km | 15:33:32 h | 5.849 | 90/343 |
| 2026-06-06 | 100.8km | 15:16:32 h | 6.599 | 105/597 |