Arai, Masaaki
JapanManBorn 19872011 – 2026Runner id 368695
Events
29
2011 – 2026
Best pace
12.094
km/h · 2017
Best finish
1st
of 261 · 2017
Distance raced
2,296
km · splits not double-counted
Pace over time
km/h · higher is faster
Pace over time: 29 races from 2011 to 2026, ranging from 6.42 to 12.09 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 |
|---|---|---|---|---|---|
| 2011-09-25 | 88km | 13:05:11 h | 6.725 | 107/163 | |
| 2012-08-04 | 6h | 59.400 km | 9.900 | 10/13 | |
| 2012-09-30 | 88km | 10:51:07 h | 8.109 | 24/152 | |
| 2013-08-03 | 6h | 48.000 km | 8.000 | 16/21 | |
| 2013-09-15 | 60km | 6:10:44 h | 9.710 | 141/903 | |
| 2013-09-29 | 100km | 11:55:53 h | 8.381 | 62/229 | |
| 2013-10-20 | 100km | 12:06:26 h | 8.260 | 419/1088 | |
| 2014-04-27 | 70km | 7:01:30 h | 9.964 | 14/233 | |
| 2014-06-08 | 100km | 13:37:02 h | 7.344 | 842/1047 | |
| 2014-09-14 | 100km | 13:03:20 h | 7.660 | 777/1428 | |
| 2014-09-28 | 88km | 9:52:23 h | 8.913 | 13/215 | |
| 2015-04-19 | 100km | 13:43:27 h | 7.286 | 1161/1254 | |
| 2015-04-26 | 70km | 6:26:02 h | 10.880 | 7/266 | |
| 2015-06-07 | 100km | 13:36:35 h | 7.348 | 963/1240 | |
| 2015-09-20 | 60km | 5:51:03 h | 10.255 | 101/934 | |
| 2016-09-18 | 60km | 6:20:56 h | 9.450 | 143/910 | |
| 2016-10-16 | River Shimanto 100kmJapan | 100km | 11:56:10 h | 8.378 | 493/1365 |
| 2017-04-23 | 70km | 5:47:17 h | 12.094 | 1/261 | |
| 2018-03-24 | 56km | 6:45:40 h | 8.283 | 7/77 | |
| 2018-09-16 | 60km | 5:36:05 h | 10.712 | 40/760 | |
| 2018-10-21 | River Shimanto 100kmJapan | 100km | 12:03:59 h | 8.287 | 530/1354 |
| 2019-03-23 | 56km | 7:09:00 h | 7.832 | 7/88 | |
| 2019-09-15 | 60km | 9:13:16 h | 6.507 | 624/744 | |
| 2019-10-20 | River Shimanto 100kmJapan | 100km | 13:51:56 h | 7.212 | 1182/1282 |
| 2022-10-28 | 112km | 17:27:00 h | 6.418 | 17/116 | |
| 2023-10-15 | River Shimanto 100kmJapan | 100km | 10:42:27 h | 9.339 | 206/1078 |
| 2024-09-15 | 60km | 7:07:59 h | 8.412 | 90/515 | |
| 2025-09-14 | 60km | 7:12:34 h | 8.322 | 133/619 | |
| 2026-06-14 | 71km | 7:26:46 h | 9.535 | 60/926 |