Shintaro (池伸太郎) Ike
ID 180621
Born : 1978 Cat. M45 Ultrarunner since 2007 JPN
38
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
3
Countries visited ?CANCanadaJPNJapanUSAUnited States
9,0%
Rank quotient ?This runner's calculation uses 38 eligible race(s): Σ(rank − 1) = 2 311; Σ finishers = 25 796. 2 311 / 25 796 × 100 = 8.96%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed38
Km — ultra races3 129 km
> 100 km8
Longest race156,0 km
1st Ultra-Trail Mount Fuji (UTMF) — 18/5/2012

Km per year (ultra races)

212
3 races
2022
2023
62
1 race
2024
332
5 races
2025
178
2 races
2026

Race types (share of distance)

Road58,8%
Trail41,2%

Wins & podiums (ultra)

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

Records

50 km4h24'20100 km9h55'1150 mi7h17'5512 h106,56 km

HISTORY

38 race(s)
DateRacePerf.Rk
2026
06.06 100.8km JPN6th Okushinano 100 15:00:25 h94
17.05 77km JPN31th Saba Highway Ultramarathon 8:26:47 h26
2025
27.09 50km CAN2nd Ultra Trail Whistler by UTMB - 50K 7:17:12 h63
07.06 100.8km JPN5th Okushinano 100 16:02:16 h122
11.05 51km JPN6th FunTrails Round Minano 7:00:58 h27
20.04 80km JPN35th Fuji 4 Lakes 80 km Challenge 7:17:55 h8
02.02 50km JPN4th Amami yori yori Run 4:24:20 h1 🏆
2024
21.04 62km JPN34th Fuji 3 Lakes 62 km Challenge 5:15:14 h16
2022
11.06 50km JPN2nd Okushinano 100 - 50 km 7:13:15 h26
22.05 100km JPN28th Yatsugatake Nobeyama 100 km 11:06:08 h120
17.04 62km JPN32th Fuji 5 Lakes 62 km Challenge 5:25:50 h11
2021
12.12 69.1km JPN8th Izu Trail Journey 9:11:59 h182
23.07 65km JPN12th Nozawa Onsen 4100D Mountain Trail 8:38:45 h38
2019
17.08 101km JPN7th World Cultural Heritage "Fuji" Foot Race 11:27:01 h6
23.06 72.6km JPN6. Spatrail - Shima to Kusatsu 72K 9:30:15 h53
2018
20.05 100km JPN24th Yatsugatake Nobeyama 100 km 10:20:58 h100
14.04 70km JPN13th Toda Saiko 70 km 6:02:46 h46
2017
02.07 100km JPN1st Nikko 100km Ultramarathon 10:30:13 h110
2016
24.04 118km JPN26th Fuji 5 Lakes 118 km Challenge 11:51:00 h74
2015
20.09 50km USA6th Flagline Trail Fest 50K 5:05:24 h12
12.07 50.5km JPN2nd Trainic world Hanno-Ogose Trail Run 50km 8:51:48 h14
22.06 77km JPN22. Ultramarathon Okumusashi 6:54:55 h67
19.04 118km JPN25th Fuji 5 Lakes 118 km Challenge 12:41:23 h96
2014
27.07 77km JPN21. Ultramarathon Okumusashi 7:55:22 h88
05.07 80km JPN4th Utsukushigahara 80 km Trail Run 11:45:55 h32
2012
16.09 143km JPN15th Karisakatoge beyond Chichibu Run 17:08:37 h7
05.08 77km JPN19. Ultramarathon Okumusashi 7:07:06 h51
18.05 156km JPN1st Ultra-Trail Mount Fuji 28:41:32 h42
07.04 70km JPN7th Toda Saiko 70 km 6:20:40 h16
2011
09.10 71.5km JPN19th Hasetsune Cup - Japan Mountain Endurance Race 10:30:14 h91
07.08 77km JPN18. Ultramarathon Okumusashi 7:29:52 h94
11.06 12h JPN10. Tokyo Challenge 12 hours 106.557 km11
2010
10.10 71.5km JPN18th Hasetsune Cup - Japan Mountain Endurance Race 10:51:25 h91
25.04 100km JPN20th Fuji 5 Lakes 100 km Challenge 9:55:11 h74
2009
21.09 100km JPN1st Shinetsu Five Mountains Trail 100km 12:52:32 h18
02.08 75km JPN16. Ultramarathon Okumusashi 6:57:04 h66
2008
20.07 100km JPN1st OSJ Ontake 100km Ultra Trail 15:15:00 h112
2007
27.05 50km JPNOSJ Hakone 50K 10:48:26 h244