Shiho (関谷紫朋) Sekiya
ID 213644
Born : 1967 Cat. M55 Ultrarunner since 2010 JPN
29
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
45
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
3
Countries visited ?FRAFranceJPNJapanSWESweden
40,0%
Rank quotient ?This runner's calculation uses 29 eligible race(s): Σ(rank − 1) = 5 135; Σ finishers = 12 833. 5 135 / 12 833 × 100 = 40.01%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed29
Km — ultra races2 690 km
> 100 km9
> 160 km5
Longest race170,0 km
13ème Ultra Trail Tour du Mont Blanc (UTMB) — 28/8/2015

Km per year (ultra races)

2022
279
2 races
2023
2024
51
1 race
2025
46
1 race
2026

Race types (share of distance)

Road12,5%
Trail87,5%

Records

50 km9h00'51100 km15h29'1350 mi10h08'13100 mi29h43'37

HISTORY

29 race(s)
DateRacePerf.Rk
2026
12.04 46km JPN1st Wake Alps Trail 8:27:58 h135
2025
06.04 51.4km JPN3rd AYABE Trailrun 9:01:22 h226
2023
04.11 112km JPN3rd OSJ Kami 100 22:07:48 h85
21.04 167km JPN8th Ultra-Trail Mt. Fuji 40:14:27 h980
2021
06.11 100km JPN1st OSJ Kami 100 22:27:06 h166
2019
27.10 73km JPN10th OSJ Hyonosen Mountains Trail Race 12:12:08 h61
13.07 65km JPN10th Nozawa Onsen 4100D Mountain Trail 10:23:22 h72
2018
20.10 73km JPN9th OSJ Hyonosen Mountains Trail Race 11:40:04 h71
23.09 75km JPN3rd Forestrail Shinjo-Hiruzen 11:45:04 h45
12.05 50km JPN4th Mt. Hiei Int. 50 km Trail Run 9:00:51 h185
2017
07.10 100mi JPN4th OSJ Koumi 100 33:50:38 h85
19.08 90km SWE4th Ultravasan90 9:12:45 h143
01.07 80km JPN7th Utsukushigahara 80 km Trail Run 10:08:13 h124
2016
16.07 65km JPN7th Nozawa Onsen 4100D Mountain Trail 9:54:35 h54
2015
18.10 73km JPN6th OSJ Hyonosen Mountains Trail Race 10:11:47 h67
28.08 170km FRA13ème Ultra Trail Tour du Mont Blanc 43:49:29 h1177
04.07 80km JPN5th Utsukushigahara 80 km Trail Run 14:33:10 h301
2014
25.10 112km JPN11th Mt. Rocco Cannonball Run - 112 km Power 15:31:00 h10
19.10 73km JPN5th OSJ Hyonosen Mountains Trail Race 10:38:30 h73
14.09 53km JPN4th Hakuba Int. Trail Run 7:00:59 h67
25.04 100mi JPN3rd Ultra-Trail Mt. Fuji 40:28:42 h377
29.03 112km JPN10th Mt. Rocco Cannonball Run - 112 km Power 18:00:00 h38
2013
20.10 71km JPN4th OSJ Hyonosen Mountains Trail Race 12:22:39 h150
15.09 53km JPN3rd Hakuba Int. Trail Run 6:28:49 h58
07.09 100mi JPN2nd OSJ Yatsugatake Super Trail 100 miles race 29:43:37 h70
23.03 112km JPN8th Mt. Rocco Cannonball Run - 112 km Power 15:46:00 h26
2012
28.10 71km JPN3rd OSJ Hyonosen Mountains Trail Race 11:22:07 h50
2011
17.07 100km JPN4th OSJ Ontake 100km Ultra Trail 15:29:13 h195
2010
14.11 80km JPN1st OSJ Hyonosen Mountains Trail Race 15:48:11 h73