Yoshiteru (飯沼義照) Iinuma
Born : 1968 Cat. M55 Ultrarunner since 2008 JPN
53
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
58
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
29,3%
Rank quotient ?This runner's calculation uses 56 eligible race(s): Σ(rank − 1) = 12 370; Σ finishers = 42 275. 12 370 / 42 275 × 100 = 29.26%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed56
Km — ultra races5 310 km
> 100 km13
> 160 km3
Longest race170,3 km

Km per year (ultra races)

340
4 races
2022
268
2 races
2023
109
1 race
2024
267
2 races
2025
320
3 races
2026

Race types (share of distance)

Road54,2%
Trail45,8%

HISTORY

56 race(s)
DateRacePerf.Rk
2026
14.06 100km JPN14th Hida Takayama 100 km Ultramarathon 12:46:51 h752
17.05 100km JPN32th Yatsugatake Nobeyama 100 km 12:49:41 h507
19.04 120km JPN36th Fuji 5 Lakes Sparta Challenge 14:21:06 h227
2025
08.06 100km JPN13th Hida Takayama 100 km Ultramarathon 13:33:21 h1268
25.04 167km JPN10th Ultra-Trail Mt. Fuji 40:32:37 h817
2024
15.09 109km JPN16th Shinetsu Five Mountains Trail 110km 17:57:31 h342
2023
10.06 100.8km JPN3rd Okushinano 100 17:20:32 h231
21.04 167km JPN8th Ultra-Trail Mt. Fuji 40:49:49 h1065
2022
17.07 100km JPN2nd Yamaguchi Hagi Return 15:06:24 h51
11.06 100.8km JPN2nd Okushinano 100 16:43:58 h185
23.04 69km JPN1st KAI 69k 13:21:30 h112
10.04 70km JPN7th Okumikawa Power Trail 11:58:51 h139
2021
14.11 56km JPN6th Nikko National Park Mountain Running 5:54:19 h41
28.08 75km JPN1st Okushinano 100 - 75 km 12:01:39 h134
18.07 100km JPN1st Yamaguchi Hagi Return 13:23:17 h41
2020
13.12 66km JPN7th Izu Trail Journey 9:06:02 h217
2019
30.06 60km JPN6th Fairy Trail - Super Long 11:27:29 h82
09.06 100km JPN8th Hida Takayama 100 km Ultramarathon 9:52:00 h135
11.05 121km JPN3rd Aso Round Trail 27:49:54 h201
21.04 100km JPN1st Yamadera Zao 100 km Ultra Marathon 11:07:49 h6
2018
17.06 100km JPN2nd Nikko 100km Ultramarathon 9:46:53 h47
10.06 100km JPN7th Hida Takayama 100 km Ultramarathon 10:36:41 h176
03.06 100km JPN6th Tokyo Shibamata 100 km 9:54:00 h93
22.04 118km JPN28th Fuji 5 Lakes 118 km Challenge 12:56:05 h101
2017
15.07 100km JPN10th OSJ Ontake 100km Ultra Trail 12:28:20 h83
02.07 100km JPN1st Nikko 100km Ultramarathon 11:12:35 h180
03.05 140km JPN29. Yamaguchi 100 Hagi-O-Kan Maranic 140 km 18:51:05 h26
15.04 102km JPN3rd Okuizumo Ultra Orochi 100km Tooashi 11:47:58 h66
2016
02.07 80km JPN6th Utsukushigahara 80 km Trail Run 14:20:14 h279
19.06 100km JPN11. Okinoshima 100km Ultra Marathon 10:46:19 h56
04.05 70km JPN28. Yamaguchi 100 Hagi-O-Kan Maranic 70 km 8:16:32 h26
2015
25.09 170.3km JPN4th Ultra-Trail Mt. Fuji 43:45:51 h432
29.08 100km JPNKISO Great Traverse 100 km Ultra Marathon 11:28:18 h61
28.06 100km JPN30. Lake Saroma 100 km Ultramarathon 8:40:39 h123
31.05 100km JPN22nd Ebisu-Daikoku 100 km Marathon 9:38:14 h38
24.05 55.7km JPN2nd Kobo Trail 2015 10:18:59 h20
2014
22.11 60km JPN1st Kiso-Sansen 60 km Ultra-Marathon 4:57:12 h23
20.09 66km JPN1st SkyView Ultra-Trail 60 - Yamada Noboru Memorial Cup 11:54:01 h122
30.08 63km JPN1st Shigakogen Extreme Trail 18:17:17 h237
08.06 100km JPN3rd Hida Takayama 100 km Ultramarathon 10:31:34 h110
26.04 88km JPN3rd Shizuoka to Yamanashi 21:18:50 h376
2013
29.09 100km JPN1st 100 km Ultramarathon Hakusan-Shirakawago 11:38:24 h128
09.06 100km JPN2nd Hida Takayama 100 km Ultramarathon 11:52:54 h247
10.03 72km JPN1st Izu Trail Journey 10:43:15 h319
2012
06.10 100km JPN9th Echigo Kubikino 100km Ultramarathon 9:27:12 h43
10.06 100km JPN1st Hida Takayama 100 km Ultramarathon 10:32:13 h58
2011
16.10 100km JPN17th River Shimanto 100km 9:44:56 h87
18.09 100km JPN11th Tango 100 km Ultramarathon 11:19:36 h137
30.04 112km JPN21st Fuji 5 Lakes 112 km Challenge 13:20:06 h203
2010
10.10 71.5km JPN18th Hasetsune Cup - Japan Mountain Endurance Race 16:35:37 h667
19.09 110km JPN2nd Shinetsu Five Mountains Trail 110km 18:09:12 h115
16.05 100km JPN16th Yatsugatake Nobeyama 100 km 13:04:04 h578
2009
04.10 50km JPN3rd Madarao Forest Trails 50km 6:27:28 h83
21.09 100km JPN1st Shinetsu Five Mountains Trail 100km 16:51:10 h144
05.07 50km JPN1st OSJ Shiga Kogen Trail 50K 10:08:56 h235
2008
05.10 50km JPN2nd Madarao Forest Trails 50km 7:07:33 h154