Kenji (杉坂健次) Sugisaka
Born : 1968 Cat. M55 Ultrarunner since 2015 JPN
30
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
42
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
58,4%
Rank quotient ?This runner's calculation uses 30 eligible race(s): Σ(rank − 1) = 11 642; Σ finishers = 19 927. 11 642 / 19 927 × 100 = 58.42%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed30
Km — ultra races2 446 km
> 100 km7
> 160 km1
Longest race167,0 km

Km per year (ultra races)

391
4 races
2022
151
2 races
2023
175
2 races
2024
271
3 races
2025
2026

Race types (share of distance)

Road23,4%
Trail76,6%

HISTORY

30 race(s)
DateRacePerf.Rk
2025
14.12 70km JPN12th Izu Trail Journey 13:06:59 h691
22.08 101km JPN12th World Cultural Heritage "Fuji" Foot Race 14:10:00 h79
17.05 100km JPN10th Trainic World 100 km in Sai-No-Kuni 27:36:10 h165
2024
20.10 70km JPN31. Ultramarathon Okumusashi 10:10:19 h556
08.06 105km JPN2nd Okumusashi Long Trail Race 105K 30:29:14 h144
2023
08.07 100km JPN1st Shiga Kogen 100 23:22:53 h225
14.05 51km JPN4th FunTrails Round Minano 7:56:57 h98
2022
09.10 71.5km JPN30th Hasetsune Cup - Japan Mountain Endurance Race 18:30:53 h707
20.08 101km JPN9th World Cultural Heritage "Fuji" Foot Race 14:48:50 h59
26.06 51km JPN3rd FunTrails Round Minano 9:21:02 h124
22.04 167km JPN7th Ultra-Trail Mt. Fuji 35:16:38 h610
2019
08.12 71.7km JPN6th Izu Trail Journey 11:18:25 h761
29.09 53km JPN7th Trainic world Soto-Chichibu Trail Run 50km 9:42:16 h162
17.08 101km JPN7th World Cultural Heritage "Fuji" Foot Race 15:34:04 h105
11.05 106km JPN4th Trainic World 100 km in Sai-No-Kuni 25:47:47 h90
2018
04.11 67km JPN2nd Koshu Alps Haute Route Challenge 14:32:11 h122
22.09 129km JPN5th SkyView Ultra-Trail 120 - Yamada Noboru Memorial Cup 32:09:25 h328
30.06 80km JPN8th Utsukushigahara 80 km Trail Run 15:36:45 h281
10.06 100km JPN7th Hida Takayama 100 km Ultramarathon 13:21:02 h1101
2017
10.12 71.7km JPN4th Izu Trail Journey 13:33:43 h1029
08.10 71.5km JPN25th Hasetsune Cup - Japan Mountain Endurance Race 16:45:55 h810
23.09 75km JPN4th SkyView Ultra-Trail 60 - Yamada Noboru Memorial Cup 16:43:29 h91
10.09 50km JPN9th Shinshu-Togakushi Trail Run Race 8:47:04 h124
2016
11.12 71.7km JPN3rd Izu Trail Journey 12:54:33 h816
09.10 71.5km JPN24th Hasetsune Cup - Japan Mountain Endurance Race 16:34:43 h897
28.08 70km JPN3rd Tsukuba Renjyo 70 km Road & Trail Run 10:53:14 h162
26.06 72.7km JPN3. Spatrail - Shima to Kusatsu 11:57:42 h384
2015
27.10 45km JPN7th Shinshu-Togakushi Trail Run Race 7:01:46 h63
26.07 80km JPN3rd Mt. Taisetsu Trail Journey 11:58:48 h46
15.03 72km JPN2nd Izu Trail Journey 13:10:19 h842