Yoshinori (入江克典) Irie
ID 275637
Born : 1970 Cat. M55 Ultrarunner since 2010 JPN
48
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
1
Countries visited ?JPNJapan
6,1%
Rank quotient ?This runner's calculation uses 48 eligible race(s): Σ(rank − 1) = 2 321; Σ finishers = 38 257. 2 321 / 38 257 × 100 = 6.07%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed48
Km — ultra races5 183 km
> 100 km19
> 160 km14
Longest race169,0 km
4th Lake Biwa 100 — 11/10/2024

Km per year (ultra races)

577
4 races
2022
513
4 races
2023
246
2 races
2024
501
5 races
2025
344
3 races
2026

Race types (share of distance)

Road19,4%
Trail80,6%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M0
🏅 Top 32
🏅 Top 3 M2
Longest winning streak0
Current streak0

Records

50 km5h14'35100 km8h55'0050 mi9h23'37100 mi26h59'23

HISTORY

48 race(s)
DateRacePerf.Rk
2026
31.05 100km JPN1st Nara Ultra Marathon 9:32:07 h86
17.05 77km JPN31th Saba Highway Ultramarathon 7:17:46 h7
24.04 167km JPN11th Ultra-Trail Mt. Fuji 26:57:38 h68
2025
12.10 71.5km JPN33th Hasetsune Cup - Japan Mountain Endurance Race 10:27:46 h41
21.06 105km JPN1st Kaga Spa by UTMB - Kaga Spa Trail Endurance100 20:08:13 h79
18.05 77km JPN30th Saba Highway Ultramarathon 7:12:10 h6
25.04 167km JPN10th Ultra-Trail Mt. Fuji 25:49:44 h44
15.03 50mi JPN11th Mt. Hiei Int. 50 Mile Trail Run 10:28:21 h18
2024
11.10 169km JPN4th Lake Biwa 100 31:13:05 h10
19.05 77km JPN29th Saba Highway Ultramarathon 7:12:23 h2 🥈
2023
06.10 169km JPN3rd Lake Biwa 100 31:13:54 h10
25.06 100km JPN38. Lake Saroma 100 km Ultramarathon 8:55:00 h105
21.05 77km JPN28th Saba Highway Ultramarathon 7:39:31 h14
21.04 167km JPN8th Ultra-Trail Mt. Fuji 26:13:54 h50
2022
29.12 100Miles JPN3rd Kyoto Great Round 100 miles 28:05:51 h3 🥉
07.10 169km JPN2nd Lake Biwa 100 32:52:53 h11
21.05 50mi JPN8th Mt. Hiei Int. 50 Mile Trail Run 10:52:20 h37
22.04 167km JPN7th Ultra-Trail Mt. Fuji 23:41:48 h40
2021
01.10 167km JPN1st Lake Biwa 100 35:04:12 h13
2019
30.06 100km JPN34. Lake Saroma 100 km Ultramarathon 9:16:57 h167
26.04 167km JPN6th Ultra-Trail Mt. Fuji 27:40:10 h56
2018
15.09 100mi JPN10th Shinetsu Five Mountains Trail 100 mile 26:59:30 h59
19.05 100mi JPN3rd Trainic World 100 Mile in Sai-No-Kuni 31:42:30 h9
12.05 108.7km JPN2nd Aso Round Trail 19:05:43 h30
2017
08.10 71.5km JPN25th Hasetsune Cup - Japan Mountain Endurance Race 11:07:59 h98
13.05 50km JPN3rd Mt. Hiei Int. 50 km Trail Run 6:49:34 h15
23.04 100km JPN19. Okukumano 100 km Ultramarathon 11:24:24 h83
2016
11.12 71.7km JPN3rd Izu Trail Journey 8:42:19 h30
13.11 75km JPN2nd Gasando Trail running race 9:07:25 h13
08.10 100mi JPN3rd OSJ Koumi 100 28:38:20 h11
2015
31.10 71.5km JPN23rd Hasetsune Cup - Japan Mountain Endurance Race 9:36:54 h69
18.07 100km JPN8th OSJ Ontake 100km Ultra Trail 11:49:19 h39
28.06 100km JPN30. Lake Saroma 100 km Ultramarathon 9:02:11 h188
30.05 50km JPN1st Mt. Hiei Int. 50 km Trail Run 7:27:55 h25
17.05 73km JPN1st Gasando Trail running race 7:27:04 h11
15.03 72km JPN2nd Izu Trail Journey 8:10:00 h22
2014
29.06 100km JPN29. Lake Saroma 100 km Ultramarathon 10:45:28 h393
15.06 81.4km JPN1. Spatrail - Shima to Kusatsu 9:23:37 h16
2013
13.10 71.5km JPN21st Hasetsune Cup - Japan Mountain Endurance Race 9:23:19 h54
26.04 100mi JPN2nd Ultra-Trail Mount Fuji 26:59:23 h44
10.03 72km JPN1st Izu Trail Journey 8:13:24 h31
2012
16.09 110km JPN4th Shinetsu Five Mountains Trail 110km 14:44:46 h33
18.05 156km JPN1st Ultra-Trail Mount Fuji 31:18:54 h76
22.04 100km JPN14. Okukumano 100 km Ultramarathon 9:15:19 h9
2011
02.10 50km JPN5th Madarao Forest Trails 50km 5:14:35 h22
24.09 110km JPN3rd Shinetsu Five Mountains Trail 110km 15:51:38 h61
03.07 50km JPN3rd OSJ Shiga Kogen Trail 50K 6:45:47 h19
2010
14.11 80km JPN1st OSJ Hyonosen Mountains Trail Race 14:18:44 h42