Shohei (岩田昭平) Iwata
Born : 1981 Cat. M45 Ultrarunner since 2009 JPN
37
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
4
Countries visited ?FRAFranceITAItalyJPNJapanTHAThailand
35,5%
Rank quotient ?This runner's calculation uses 37 eligible race(s): Σ(rank − 1) = 7 956; Σ finishers = 22 408. 7 956 / 22 408 × 100 = 35.51%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed37
Km — ultra races4 915 km
> 100 km24
> 160 km17
> 24h2
Longest race200,0 km

Km per year (ultra races)

697
4 races
2022
570
4 races
2023
344
2 races
2024
503
3 races
2025
160
1 race
2026

Race types (share of distance)

Road20,1%
Trail77,2%
Elim.2,7%

Wins & podiums (ultra)

🏆 Win1
🏆 Win M1
🏅 Top 31
🏅 Top 3 M1
Longest winning streak1
Current streak0

HISTORY

37 race(s)
DateRacePerf.Rk
2026
11.04 160km JPN3rd Amagase Trail 160 km 27:12:14 h5
2025
10.10 169km JPN5th Lake Biwa 100 2d 00:20:52 h186
29.08 174km FRA22ème Ultra Trail Tour du Mont Blanc 41:58:10 h939
17.05 160km JPN2nd Amagase Trail 160 km 27:18:37 h1 🏆
2024
06.12 175km THA1st Chiangmai Thailand by UTMB - TRANS-INT 160 41:45:32 h105
11.10 169km JPN4th Lake Biwa 100 2d 01:29:44 h209
2023
23.11 Backyard Ultra JPN4th Last Samurai Standing Backyard Ultra - Kyoto 134.120 km (20h)8
06.10 169km JPN3rd Lake Biwa 100 40:56:11 h104
01.09 100km ITA17ème Courmayeur-Champex-Chamonix 17:52:27 h362
21.04 167km JPN8th Ultra-Trail Mt. Fuji 32:41:11 h340
2022
07.10 169km JPN2nd Lake Biwa 100 2d 03:33:36 h168
16.07 100mi JPN14th OSJ Ontake 100 Mile Ultra Trail 23:41:46 h50
22.04 167km JPN7th Ultra-Trail Mt. Fuji 31:41:08 h367
09.01 200km JPN2nd Japan Trophy 200 25:32:00 h24
2021
12.11 180km JPN2nd Osaka Natsunojin Kurondo Rondo - 180 km 42:55:08 h9
01.10 167km JPN1st Lake Biwa 100 2d 02:41:14 h73
17.07 24h JPN1st Japan Trophy 24h 162.000 km34
2019
06.10 73km JPN5th Gasando Trail running race 12:16:55 h83
2018
04.11 50km JPN5th Nakanoto Treasure Trail Run Festival 5:21:54 h7
2017
23.09 129km JPN4th SkyView Ultra-Trail 120 - Yamada Noboru Memorial Cup 29:41:45 h254
25.03 112km JPN16th Mt. Rocco Cannonball Run - 112 km Power 14:50:00 h17
2016
16.07 100mi JPN9th OSJ Ontake 100 Mile Ultra Trail 23:15:21 h55
28.05 50km JPN2nd Mt. Hiei Int. 50 km Trail Run 7:07:56 h62
2015
02.08 74km JPN1st OSJ Yamanaka Onsen Trail Run 13:53:44 h36
28.06 100km JPN30. Lake Saroma 100 km Ultramarathon 9:03:01 h190
2014
29.08 168km FRA12ème Ultra Trail Tour du Mont Blanc 45:05:47 h1401
19.07 100km JPN7th OSJ Ontake 100km Ultra Trail 13:14:13 h129
25.04 100mi JPN3rd Ultra-Trail Mt. Fuji 44:43:10 h739
2013
13.10 71.5km JPN21st Hasetsune Cup - Japan Mountain Endurance Race 10:20:46 h119
09.06 100km JPN2nd Hida Takayama 100 km Ultramarathon 11:43:19 h220
2012
03.11 100mi JPN1st OSJ Yatsugatake Super Trail 100 miles race 28:55:42 h78
15.07 100km JPN5th OSJ Ontake 100km Ultra Trail 15:26:34 h455
10.06 100km JPN1st Hida Takayama 100 km Ultramarathon 11:15:19 h116
2011
24.09 110km JPN3rd Shinetsu Five Mountains Trail 110km 19:49:54 h241
2010
18.07 100km JPN3rd OSJ Ontake 100km Ultra Trail 18:42:53 h380
25.04 112km JPN20th Fuji 5 Lakes 112 km Challenge 14:06:00 h235
2009
20.09 100km JPN9th Tango 100 km Ultramarathon 11:30:00 h192