Kumi (石野久実) Ishino
ID 288338
Born : 1967 Cat. W55 Ultrarunner since 2012 JPN
38
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
62
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
40,7%
Rank quotient ?This runner's calculation uses 38 eligible race(s): Σ(rank − 1) = 6 707; Σ finishers = 16 495. 6 707 / 16 495 × 100 = 40.66%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed39
Km — ultra races5 073 km
> 100 km25
> 160 km10
> 200 km5
Longest race251,0 km
19th River Road Foot Race 251 km — 3/5/2024

Km per year (ultra races)

1 008
6 races
2022
678
5 races
2023
835
5 races
2024
683
4 races
2025
2026

Race types (share of distance)

Road91,7%
Trail6,9%
Stage1,4%

Wins & podiums (ultra)

🏆 Win0
🏆 Win F2
🏅 Top 31
🏅 Top 3 F6
Longest winning streak0
Current streak0

Records

50 km7h47'27100 km10h54'42100 mi28h18'24

HISTORY

39 race(s)
DateRacePerf.Rk
2025
22.08 101km JPN12th World Cultural Heritage "Fuji" Foot Race 14:03:03 h74
07.06 159km JPN6th Nikko Sennin Concentric Highway Journey Run 28:39:51 h31
04.05 173km JPN19th Nagasaki Tachibana Gulf Coast Super Maranic 173 32:16:38 h58
21.03 250km JPN1st Izuichi Great Race 250km 42:58:29 h11
2024
02.11 142km JPN6th Autumn leaves in Okumusashi / Chichibu Journey run 23:22:49 h68
20.10 70km JPN31. Ultramarathon Okumusashi 8:12:17 h192
23.08 101km JPN11th World Cultural Heritage "Fuji" Foot Race 14:36:39 h82
03.05 251km JPN19th River Road Foot Race 251 km 2d 01:43:44 h34
31.03 71km JPN1st Modern Japanese Silk Road Journey Run - Stage 2 12:25:10 h52
09.03 200km JPN14th Little Edo Oedo 200k 34:36:34 h146
2023
18.11 130km JPN1st Mito Kaido Journey run 25:38:18 h139
28.10 147km JPN5th Autumn leaves in Okumusashi / Chichibu Journey run 21:51:18 h52
18.08 101km JPN10th World Cultural Heritage "Fuji" Foot Race 13:20:57 h40
11.06 100km JPN11th Hida Takayama 100 km Ultramarathon 12:31:30 h594
11.03 200km JPN13th Little Edo Oedo 200k 30:27:18 h50
2022
04.11 250km JPN3rd Tokyo Great Race 250km 43:40:36 h23
15.10 150km JPN1st Yagurazawa Round Trip Pre-Tournament 27:03:03 h31
20.08 101km JPN9th World Cultural Heritage "Fuji" Foot Race 12:46:07 h15
05.06 100km JPN1. OSJ Aizu Bandaisan Ultramarathon - 100 km 10:54:42 h54
28.04 207km JPN1st Reiheishi Michi Kyoto to Nikko - 207 km 2d 02:32:00 h2 🥈
12.03 200km JPN12th Little Edo Oedo 200k 31:23:11 h66
2020
24.10 146km JPN2nd Autumn leaves in Okumusashi / Chichibu Journey run 22:02:07 h91
2019
02.11 145km JPN1st Autumn leaves in Okumusashi / Chichibu Journey run 23:37:22 h107
14.09 129km JPN2nd Utsukushima Fukushima Journey Run 129K 22:30:54 h35
17.08 101km JPN7th World Cultural Heritage "Fuji" Foot Race 12:13:03 h17
15.06 161.6km JPN1st Nikko Sennin Concentric Journey Run 28:18:24 h71
02.06 78km JPN26. Ultramarathon Okumusashi 8:35:32 h354
21.04 118km JPN29th Fuji 5 Lakes 118 km Challenge 13:35:36 h162
23.02 204km JPN9th Little Edo Oedo 200k 34:12:11 h157
2018
15.09 122km JPN1st Utsukushima Fukushima Journey Run 122K 20:59:48 h44
03.06 78km JPN25. Ultramarathon Okumusashi 9:00:53 h357
20.05 100km JPN24th Yatsugatake Nobeyama 100 km 12:59:04 h754
2017
01.10 50km JPN11th Madarao Forest Trails 50km 7:47:27 h223
01.07 8h JPN23rd 8-Hour Endurance Race Tokorozawa 58.428 km119
04.06 78km JPN24. Ultramarathon Okumusashi 9:01:13 h471
23.04 100km JPN27th Fuji 5 Lakes 100 km Challenge 11:51:32 h463
2016
05.06 78km JPN23. Ultramarathon Okumusashi 9:54:02 h840
2012
07.10 50km JPN6th Madarao Forest Trails 50km 8:07:00 h285
22.04 72km JPN22nd Fuji 5 Lakes 72 km Challenge 9:52:42 h433