Hiroshi (大原裕司) Oohara
ID 593540
Born : 1961 Cat. M65 Ultrarunner since 2014 JPN
39
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
50
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 ?JPNJapan
31,1%
Rank quotient ?This runner's calculation uses 39 eligible race(s): Σ(rank − 1) = 7 653; Σ finishers = 24 597. 7 653 / 24 597 × 100 = 31.11%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed39
Km — ultra races3 870 km
> 100 km12
> 160 km4
Longest race168,5 km
7th OSJ Koumi 100 — 9/10/2021

Km per year (ultra races)

285
2 races
2022
2023
2024
2025
2026

Race types (share of distance)

Road49,8%
Trail50,2%

Records

50 km4h58'18100 km10h32'5550 mi16h01'35100 mi34h30'34

HISTORY

39 race(s)
DateRacePerf.Rk
2022
22.04 167km JPN7th Ultra-Trail Mt. Fuji 37:00:01 h730
17.04 118km JPN32th Fuji 5 Lakes 118 km Challenge 12:55:00 h97
2021
06.11 100km JPN1st OSJ Kami 100 20:03:06 h102
09.10 168.5km JPN7th OSJ Koumi 100 34:37:33 h205
2020
10.10 100mi JPN6th OSJ Koumi 100 34:30:34 h78
06.09 50km JPN13th OSJ Adatara Trail 50K 9:57:39 h187
08.02 50km JPN11th OSJ Jungle Trail 50K Amami 4:58:18 h15
2019
27.10 73km JPN10th OSJ Hyonosen Mountains Trail Race 12:16:46 h67
07.10 118km JPN1st Fuji 5 Lakes 118 km Autumn Challenge 12:31:35 h24
01.09 50km JPN12th OSJ Adatara Trail 50K 12:59:07 h138
11.08 50km JPN1st OSJ Mahirusanchi Trail 50K 10:47:05 h151
22.06 80km JPN5th OSJ Yamanaka Onsen Trail Run 16:01:35 h133
01.06 59km JPN11th OSJ Okukuji Trail 60k 12:29:45 h190
19.05 100km JPN25th Yatsugatake Nobeyama 100 km 10:52:14 h169
21.04 118km JPN29th Fuji 5 Lakes 118 km Challenge 11:37:39 h39
2018
20.10 73km JPN9th OSJ Hyonosen Mountains Trail Race 14:24:17 h223
16.09 100km JPN18th Tango 100 km Ultramarathon 11:32:40 h230
02.09 50km JPN11th OSJ Adatara Trail 50K 13:08:55 h144
17.06 100km JPN2nd Nikko 100km Ultramarathon 11:26:54 h222
20.05 100km JPN24th Yatsugatake Nobeyama 100 km 10:50:22 h167
22.04 118km JPN28th Fuji 5 Lakes 118 km Challenge 13:25:04 h139
2017
10.09 50km JPN10th OSJ Adatara Trail 50K 14:24:27 h131
29.07 102km JPN1st OSJ Itamuro 100 23:29:29 h86
02.07 100km JPN1st Nikko 100km Ultramarathon 10:41:28 h129
21.05 100km JPN23rd Yatsugatake Nobeyama 100 km 12:27:41 h373
23.04 118km JPN27th Fuji 5 Lakes 118 km Challenge 11:51:46 h54
2016
08.10 100mi JPN3rd OSJ Koumi 100 35:09:07 h62
25.09 100km JPN19th Muraoka 100 km Ultra Marathon 11:09:37 h52
18.09 100km JPN16th Tango 100 km Ultramarathon 11:24:01 h259
16.07 100km JPN9th OSJ Ontake 100km Ultra Trail 12:58:28 h152
24.04 118km JPN26th Fuji 5 Lakes 118 km Challenge 11:48:18 h69
2015
27.09 100km JPN18th Muraoka 100 km Ultra Marathon 12:17:01 h142
20.09 100km JPN15th Tango 100 km Ultramarathon 10:32:55 h177
29.08 100km JPNKISO Great Traverse 100 km Ultra Marathon 11:28:33 h62
18.07 100km JPN8th OSJ Ontake 100km Ultra Trail 14:14:00 h229
17.05 100km JPN21st Yatsugatake Nobeyama 100 km 12:14:51 h455
19.04 118km JPN25th Fuji 5 Lakes 118 km Challenge 13:21:58 h172
2014
28.09 100km JPN17th Muraoka 100 km Ultra Marathon 12:43:26 h210
14.09 100km JPN14th Tango 100 km Ultramarathon 13:59:59 h1428