Kojin (山村行人) Yamamura
Born : 1985 Cat. M40 Ultrarunner since 2017 JPN
24
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
1
Countries visited ?JPNJapan
57,1%
Rank quotient ?This runner's calculation uses 24 eligible race(s): Σ(rank − 1) = 2 700; Σ finishers = 4 732. 2 700 / 4 732 × 100 = 57.06%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed24
Km — ultra races2 944 km
> 100 km12
> 160 km7
> 200 km3
Longest race266,0 km

Km per year (ultra races)

284
3 races
2022
321
3 races
2023
533
3 races
2024
717
5 races
2025
361
2 races
2026

Race types (share of distance)

Road77,3%
Trail22,7%

HISTORY

24 race(s)
DateRacePerf.Rk
2026
13.06 100mi JPN5th Kuman 100 34:26:00 h23
14.03 200km JPN16th Little Edo Oedo 200k 33:32:00 h141
2025
13.09 250km JPN8th Utsukushima Fukushima Journey Run 250K 2d 01:47:36 h65
15.06 100km JPN1st Shimanami Surround 100km 15:05:36 h63
04.05 217km JPN19th Nagasaki Tachibana Gulf Coast Super Maranic 217 34:28:30 h27
22.03 50km JPN32th Mt. Rocco Cannonball Run - 50km Night Speed 9:59:10 h21
02.02 100km JPN4th Amami yori yori Run 14:54:32 h46
2024
16.11 167km JPN3rd Kumagawa Revival Trail 39:12:24 h102
13.07 266km JPN8th Michinoku Tsugaru Journey Run 266K 2d 01:48:35 h38
26.05 100km JPN30th Ebisu-Daikoku 100 km Marathon 12:17:58 h107
2023
04.11 103km JPN17th Nagasaki Tachibana Gulf Coast Super Maranic 103 14:45:55 h36
30.07 45km JPN8th Osorakan-Trail 45 km 9:53:33 h46
03.05 173km JPN17th Nagasaki Tachibana Gulf Coast Super Maranic 173 28:45:50 h18
2022
11.12 100km JPN3rd Tobishima Ultra Marathon 14:14:25 h175
24.09 107km JPN1st Hiroshima Wangan Trail Run 30:13:00 h302
19.06 77.4km JPN7th Akiyoshidai Karst Trail Run 11:33:06 h61
2021
26.11 103km JPN1st Tachibana Bay 273 Autumn Shimabara 13:51:50 h25
18.07 100km JPN1st Yamaguchi Hagi Return 14:08:50 h65
14.03 62km JPN4th Mizukami Mountain Party 12:22:52 h167
2020
19.01 100km JPN30th Miyako 100 km Ultramarathon 11:26:45 h103
2019
02.11 103km JPNTachibana Bay Coast 103 Ultra Marathon 13:07:38 h22
15.09 100km JPN19th Tango 100 km Ultramarathon 13:46:02 h884
2018
02.11 105km JPNTachibana Bay Coast 105 Ultra Marathon 15:45:33 h132
2017
04.05 55km JPN11th Nagasaki Tachibana Gulf Coast Super Maranic 55 8:07:20 h55