Shin (岩垂晋) Iwatare
ID 632884
Born : 1980 Cat. M45 Ultrarunner since 2013 JPN
44
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
59
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
5
Countries visited ?FRAFranceJPNJapanTHAThailandTPETaiwanUSAUnited States
8,0%
Rank quotient ?This runner's calculation uses 44 eligible race(s): Σ(rank − 1) = 2 320; Σ finishers = 29 077. 2 320 / 29 077 × 100 = 7.98%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed44
Km — ultra races5 081 km
> 100 km25
> 160 km18
Longest race170,0 km
5th Ultra-Trail Mt. Fuji (UTMF) — 27/4/2018

Km per year (ultra races)

565
5 races
2022
336
2 races
2023
437
3 races
2024
611
5 races
2025
272
2 races
2026

Race types (share of distance)

Trail100,0%

Records

50 km5h24'34100 km11h21'2150 mi8h26'09100 mi22h20'40

HISTORY

44 race(s)
DateRacePerf.Rk
2026
20.06 105km JPN2nd Kaga Spa by UTMB - Kaga Spa Trail Endurance100 14:27:21 h12
24.04 167km JPN11th Ultra-Trail Mt. Fuji 26:16:55 h57
2025
05.12 90km THA2nd Chiangmai Thailand by UTMB - ELEPHANT 100 12:27:22 h27
10.10 169km JPN5th Lake Biwa 100 36:33:04 h46
21.06 105km JPN1st Kaga Spa by UTMB - Kaga Spa Trail Endurance100 16:05:16 h13
25.04 167km JPN10th Ultra-Trail Mt. Fuji 23:01:07 h18
15.03 50mi JPN11th Mt. Hiei Int. 50 Mile Trail Run 10:15:13 h11
2024
11.10 169km JPN4th Lake Biwa 100 29:19:23 h5
08.06 100.8km JPN4th Okushinano 100 11:33:03 h10
26.04 167km JPN9th Ultra-Trail Mt. Fuji 23:35:32 h15
2023
06.10 169km JPN3rd Lake Biwa 100 29:11:37 h5
21.04 167km JPN8th Ultra-Trail Mt. Fuji 22:28:56 h11
2022
11.12 70km JPN9th Izu Trail Journey 7:29:23 h28
06.11 101.9km JPN6th Koshu Alps Klesa 108 15:29:00 h13
09.09 100mi USA43th Wasatch Front 100 Mile 26:36:30 h19
17.07 65km JPN13th Nozawa Onsen 4100D Mountain Trail 7:44:51 h5
22.04 167km JPN7th Ultra-Trail Mt. Fuji 23:23:25 h37
2021
12.12 69.1km JPN8th Izu Trail Journey 7:36:39 h34
09.10 168.5km JPN7th OSJ Koumi 100 24:28:25 h10
28.08 75km JPN1st Okushinano 100 - 75 km 8:30:13 h13
2020
10.10 100mi JPN6th OSJ Koumi 100 27:28:49 h7
18.01 100mi USA20th HURT 100 Endurance Run 100 Mile 27:05:44 h9
2019
30.11 104km TPE4th Formosa Trail 100km 15:49:52 h7
26.04 167km JPN6th Ultra-Trail Mt. Fuji 26:00:26 h28
2018
15.09 100mi JPN10th Shinetsu Five Mountains Trail 100 mile 22:20:40 h12
27.04 170km JPN5th Ultra-Trail Mt. Fuji 25:31:44 h25
2017
19.11 64km JPN1st Koshu Alps Haute Route Challenge 9:56:41 h9
07.10 100mi JPN4th OSJ Koumi 100 25:18:27 h5
01.09 167.7km FRA15ème Ultra Trail Tour du Mont Blanc 38:42:25 h613
01.07 80km JPN7th Utsukushigahara 80 km Trail Run 8:26:09 h32
2016
20.11 50km JPN1st Minami Alps Mountain Marathon 5:24:34 h20
09.10 71.5km JPN24th Hasetsune Cup - Japan Mountain Endurance Race 10:50:24 h96
26.08 170km FRA14ème Ultra Trail Tour du Mont Blanc 38:01:13 h384
16.07 100km JPN9th OSJ Ontake 100km Ultra Trail 11:21:21 h34
28.05 50km JPN2nd Mt. Hiei Int. 50 km Trail Run 6:50:01 h41
24.04 70km JPN2nd Okumikawa Power Trail 9:01:38 h33
2015
22.09 110km JPN7th Shinetsu Five Mountains Trail 110km 14:03:49 h41
29.08 62km JPN2nd Shigakogen Extreme Trail 12:55:45 h26
18.07 100km JPN8th OSJ Ontake 100km Ultra Trail 12:22:03 h55
28.06 72.7km JPN2. Spatrail - Shima to Kusatsu 9:46:12 h73
15.03 72km JPN2nd Izu Trail Journey 10:36:34 h239
2014
14.09 110km JPN6th Shinetsu Five Mountains Trail 110km 15:32:50 h57
30.08 63km JPN1st Shigakogen Extreme Trail 13:35:16 h60
2013
06.10 50km JPN7th Madarao Forest Trails 50km 6:21:02 h69