Keisuke (宮越啓輔) Miyakoshi
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Born : 1967
Cat. M55 Ultrarunner since 2003
11
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
25
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
Japan74,6%
Rank quotient ?This runner's calculation uses 11 eligible race(s): Σ(rank − 1) = 5 092; Σ finishers = 6 826. 5 092 / 6 826 × 100 = 74.60%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed11
Km — ultra races744 km
> 24h1
Longest race84,9 km
4th Jingu Gaien 24 Hour Challenge — 12/9/2009
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road90,4%
Trail9,6%
Wins & podiums (ultra)
🏆 Win0
🏆 Win M0
🏅 Top 31
🏅 Top 3 M1
Longest winning streak0
Current streak0
Records
HISTORY
11 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2015 | ||||
| 22.06 | 77km | 22. Ultramarathon Okumusashi |
11:06:59 h | 1231 |
| 2013 | ||||
| 28.07 | 77km | 20. Ultramarathon Okumusashi |
10:52:30 h | 1046 |
| 2010 | ||||
| 01.08 | 77km | 17. Ultramarathon Okumusashi |
11:47:29 h | 890 |
| 2009 | ||||
| 12.09 | 24h | 4th Jingu Gaien 24 Hour Challenge |
84.874 km | 42 |
| 30.08 | 52km | 56. Tsurunuma 52 km |
5:51:46 h | 93 |
| 02.08 | 75km | 16. Ultramarathon Okumusashi |
9:21:23 h | 494 |
| 05.04 | 52km | 55. Tsurunuma 52 km |
6:25:25 h | 56 |
| 2008 | ||||
| 31.08 | 52km | 54. Tsurunuma 52 km |
6:05:33 h | 63 |
| 03.08 | 75km | 15. Ultramarathon Okumusashi |
10:09:56 h | 536 |
| 05.07 | 6h | 3rd Jingu Gaien Ultramarathon 6 Hour |
50.388 km | 2 🥈 |
| 2003 | ||||
| 25.10 | 71.5km | 11th Hasetsune Cup - Japan Mountain Endurance Race |
19:42:45 h | 650 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 12/9/2009 | 4th Jingu Gaien 24 Hour Challenge | 84,87 | ×3 |
| ✓ 2 | 22/6/2015 | 22. Ultramarathon Okumusashi | 77,00 | ×3 |
| ✓ 3 | 28/7/2013 | 20. Ultramarathon Okumusashi | 77,00 | ×3 |
| ✓ 4 | 1/8/2010 | 17. Ultramarathon Okumusashi | 77,00 | ×3 |
| ✓ 5 | 2/8/2009 | 16. Ultramarathon Okumusashi | 75,00 | ×3 |
| ✓ 6 | 3/8/2008 | 15. Ultramarathon Okumusashi | 75,00 | ×3 |
| ✓ 7 | 25/10/2003 | 11th Hasetsune Cup - Japan Mountain Endurance Race | 71,50 | ×2 |
| ✓ 8 | 30/8/2009 | 56. Tsurunuma 52 km | 52,00 | ×2 |
| ✓ 9 | 5/4/2009 | 55. Tsurunuma 52 km | 52,00 | ×2 |
| ✓ 10 | 31/8/2008 | 54. Tsurunuma 52 km | 52,00 | ×2 |
| ✓ 11 | 5/7/2008 | 3rd Jingu Gaien Ultramarathon 6 Hour | 50,39 | ×2 |