Norihiko (中村則彦) Nakamura
Born : 1967 Cat. M55 Ultrarunner since 2009 JPN
50
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
5
Countries visited ?FRAFranceHKGHong KongITAItalyJPNJapanTHAThailand
43,6%
Rank quotient ?This runner's calculation uses 53 eligible race(s): Σ(rank − 1) = 13 050; Σ finishers = 29 958. 13 050 / 29 958 × 100 = 43.56%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed53
Km — ultra races4 470 km
> 100 km9
> 160 km4
Longest race168,0 km

Km per year (ultra races)

50
1 race
2022
2023
2024
2025
2026

Race types (share of distance)

Road22,5%
Trail77,5%

HISTORY

53 race(s)
DateRacePerf.Rk
2022
21.05 50km JPN8th Mt. Hiei Int. 50 km Trail Run 9:59:02 h426
2018
11.11 50km JPN10th Kanna Mountain Run II 9:35:04 h27
28.10 70km JPN3rd Ryoma Dappan Trail Race 13:35:45 h57
14.07 65km JPN9th Nozawa Onsen 4100D Mountain Trail 17:19:51 h238
17.06 100km JPN2nd Nikko 100km Ultramarathon 13:36:50 h662
2017
12.11 50km JPN9th Kanna Mountain Run II 9:24:45 h47
15.07 100km JPN10th OSJ Ontake 100km Ultra Trail 17:18:06 h677
18.06 53km JPN3rd Echigo Country Trail 9:08:48 h185
26.03 56km JPN16th Mt. Rocco Cannonball Run - 56 km Speed 8:44:30 h282
04.02 100km THA6th The North Face 100 Thailand - 100 km 17:58:54 h118
15.01 100km JPN27th Miyako 100 km Ultramarathon 13:12:20 h260
2016
16.12 70km JPNCoast to Coast 70k Trail Run 9:34:11 h170
13.11 50km JPN8th Kanna Mountain Run II 9:21:06 h49
12.06 100km JPN12th Iwate Ginga 100km Marathon Challenge 10:51:55 h159
11.03 100km HKG5th TransLantau 100 Ultra Trail 20:54:43 h161
2015
21.11 104km JPN1st FunTrails100K Round 26:13:02 h178
08.11 50km JPN7th Kanna Mountain Run II 9:17:25 h68
18.10 73km JPN6th OSJ Hyonosen Mountains Trail Race 12:07:35 h207
04.07 80km JPN5th Utsukushigahara 80 km Trail Run 14:56:27 h347
30.05 50km JPN1st Mt. Hiei Int. 50 km Trail Run 9:08:03 h162
2014
30.11 50km JPNKumano Old Trails 8:36:53 h73
09.11 50km JPN6th Kanna Mountain Run II 7:59:07 h23
18.05 100km JPN20th Yatsugatake Nobeyama 100 km 10:29:13 h94
25.04 100mi JPN3rd Ultra-Trail Mt. Fuji 43:51:39 h640
2013
10.11 50km JPN5th Kanna Mountain Run II 8:42:32 h82
30.08 168km FRA11ème Ultra Trail Tour du Mont Blanc 42:28:26 h1059
21.04 112km JPN23rd Fuji 5 Lakes 112 km Challenge 13:43:17 h129
10.03 72km JPN1st Izu Trail Journey 10:53:10 h364
19.01 100km HKG3rd Hong Kong 100 Ultra Trail Race 17:39:01 h242
2012
11.11 50km JPN4th Kanna Mountain Run II 7:48:02 h22
03.11 100mi JPN1st OSJ Yatsugatake Super Trail 100 miles race 28:21:17 h64
30.09 50km JPN2nd SkyView Ultra-Trail 8:15:18 h71
15.07 100km JPN5th OSJ Ontake 100km Ultra Trail 12:38:54 h148
10.06 100km JPN1st Hida Takayama 100 km Ultramarathon 11:09:48 h108
18.05 156km JPN1st Ultra-Trail Mount Fuji 38:46:00 h228
2011
06.11 50km JPN3rd Kanna Mountain Run II 7:55:26 h20
09.10 71.5km JPN19th Hasetsune Cup - Japan Mountain Endurance Race 13:57:17 h447
02.10 50km JPN1st SkyView Ultra-Trail 10:21:43 h235
02.10 50km JPN5th Madarao Forest Trails 50km 5:07:50 h17
24.09 110km JPN3rd Shinetsu Five Mountains Trail 110km 17:51:58 h132
26.08 166km FRA9ème Ultra Trail Tour du Mont Blanc 42:15:07 h654
12.06 100km JPN7th Iwate Ginga 100km Marathon Challenge 11:23:13 h165
05.06 50km JPN3rd OSJ Okukuji Trail 50k 8:41:57 h60
2010
10.10 71.5km JPN18th Hasetsune Cup - Japan Mountain Endurance Race 14:24:24 h398
26.09 50km JPN3rd OSJ Adatara Trail 50K 12:40:06 h86
28.08 89km ITA8ème Ultra Trail Tour du Mont Blanc 24:28:21 h1026
27.06 100km JPN25. Lake Saroma 100 km Ultramarathon 10:44:29 h391
03.05 140km JPN22. Yamaguchi 100 Hagi-O-Kan Maranic 140 km 21:24:24 h40
11.04 50km JPN2nd OSJ Okukuji Trail 50k 10:39:47 h69
2009
11.10 71.5km JPN17th Hasetsune Cup - Japan Mountain Endurance Race 14:54:13 h607
21.09 100km JPN1st Shinetsu Five Mountains Trail 100km 15:18:55 h87
17.05 100km JPN15th Yatsugatake Nobeyama 100 km 13:06:20 h405
26.04 100km JPN19th Fuji 5 Lakes 100 km Challenge 13:31:14 h437