Kouyou (梶川孝洋) Kazikawa
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Born : 1977
Cat. M45 Ultrarunner since 2006
10
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
33
DUV-index+ ?Largest integer N such that the race distances provide at least N complete segments of N km in total. A single long race may therefore contribute several segments. See the DUV-Index tab for the detailed calculation. calculation details
1
Countries visited ?Japan
Japan42,8%
Rank quotient ?This runner's calculation uses 10 eligible race(s): Σ(rank − 1) = 4 961; Σ finishers = 11 602. 4 961 / 11 602 × 100 = 42.76%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed10
Km — ultra races1 186 km
> 100 km2
> 160 km2
> 200 km1
Longest race255,0 km
8th River Road Foot Race 255 km — 3/5/2012
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road100,0%
Records
HISTORY
10 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2019 | ||||
| 13.07 | 177km | 4th Michinoku Tsugaru Journey Run 177K |
36:37:57 h | 118 |
| 2018 | ||||
| 23.09 | 100km | 28. Akita Nairiku 100km Marathon |
12:54:33 h | 467 |
| 17.06 | 100km | 2nd Nikko 100km Ultramarathon |
13:52:28 h | 779 |
| 2013 | ||||
| 28.07 | 77km | 20. Ultramarathon Okumusashi |
7:47:26 h | 150 |
| 30.06 | 100km road race | 28. Lake Saroma 100 km Ultramarathon |
11:21:45 h | 781 |
| 2012 | ||||
| 24.06 | 100km road race | 27. Lake Saroma 100 km Ultramarathon |
10:30:39 h | 506 |
| 03.05 | 255km | 8th River Road Foot Race 255 km |
2d 09:43:35 h | 19 |
| 2011 | ||||
| 07.08 | 77km | 18. Ultramarathon Okumusashi |
8:47:38 h | 304 |
| 2010 | ||||
| 27.06 | 100km | 25. Lake Saroma 100 km Ultramarathon |
12:56:34 h | 1583 |
| 2006 | ||||
| 25.06 | 100km | 21. Lake Saroma 100 km Ultramarathon |
9:58:26 h | 264 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 3/5/2012 | 8th River Road Foot Race 255 km | 255,00 | ×7 |
| ✓ 2 | 13/7/2019 | 4th Michinoku Tsugaru Journey Run 177K | 177,00 | ×5 |
| ✓ 3 | 23/9/2018 | 28. Akita Nairiku 100km Marathon | 100,00 | ×3 |
| ✓ 4 | 17/6/2018 | 2nd Nikko 100km Ultramarathon | 100,00 | ×3 |
| ✓ 5 | 30/6/2013 | 28. Lake Saroma 100 km Ultramarathon (JPN) | 100,00 | ×3 |
| ✓ 6 | 24/6/2012 | 27. Lake Saroma 100 km Ultramarathon (JPN) | 100,00 | ×3 |
| ✓ 7 | 27/6/2010 | 25. Lake Saroma 100 km Ultramarathon | 100,00 | ×3 |
| ✓ 8 | 25/6/2006 | 21. Lake Saroma 100 km Ultramarathon | 100,00 | ×3 |
| ✓ 9 | 28/7/2013 | 20. Ultramarathon Okumusashi | 77,00 | ×2 |
| ✓ 10 | 7/8/2011 | 18. Ultramarathon Okumusashi | 77,00 | ×2 |