Ken (鈴木健) Suzuki
Born : 1966 Cat. M60 Ultrarunner since 2001 JPN
41
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
61,0%
Rank quotient ?This runner's calculation uses 41 eligible race(s): Σ(rank − 1) = 31 032; Σ finishers = 50 891. 31 032 / 50 891 × 100 = 60.98%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed41
Km — ultra races3 410 km
> 100 km1
Longest race143,0 km

Km per year (ultra races)

172
2 races
2022
241
3 races
2023
172
2 races
2024
72
1 race
2025
2026

Race types (share of distance)

Road21,0%
Trail79,0%

HISTORY

41 race(s)
DateRacePerf.Rk
2025
12.10 71.5km JPN33th Hasetsune Cup - Japan Mountain Endurance Race 23:32:41 h1233
2024
13.10 71.5km JPN32th Hasetsune Cup - Japan Mountain Endurance Race 21:28:32 h1318
19.05 100km JPN30th Yatsugatake Nobeyama 100 km 13:58:31 h1097
2023
08.10 71.5km JPN31th Hasetsune Cup - Japan Mountain Endurance Race 20:16:44 h1229
21.05 100km JPN29th Yatsugatake Nobeyama 100 km 13:52:07 h709
22.04 69km JPN2nd KAI 69k 18:15:29 h694
2022
09.10 71.5km JPN30th Hasetsune Cup - Japan Mountain Endurance Race 16:56:41 h559
22.05 100km JPN28th Yatsugatake Nobeyama 100 km 13:30:09 h679
2019
29.09 53km JPN7th Trainic world Soto-Chichibu Trail Run 50km 10:02:52 h186
19.05 100km JPN25th Yatsugatake Nobeyama 100 km 13:37:05 h1177
2018
07.10 71.5km JPN26th Hasetsune Cup - Japan Mountain Endurance Race 17:18:31 h633
2017
08.10 71.5km JPN25th Hasetsune Cup - Japan Mountain Endurance Race 22:25:59 h1604
23.04 100km JPN27th Fuji 5 Lakes 100 km Challenge 11:34:09 h392
2016
09.10 71.5km JPN24th Hasetsune Cup - Japan Mountain Endurance Race 22:46:33 h1841
22.05 100km JPN22nd Yatsugatake Nobeyama 100 km 13:54:07 h1334
2015
31.10 71.5km JPN23rd Hasetsune Cup - Japan Mountain Endurance Race 20:42:17 h1796
17.05 100km JPN21st Yatsugatake Nobeyama 100 km 13:48:46 h1246
2014
12.10 71.5km JPN22nd Hasetsune Cup - Japan Mountain Endurance Race 20:52:30 h1742
2013
13.10 71.5km JPN21st Hasetsune Cup - Japan Mountain Endurance Race 23:06:50 h2096
19.05 100km JPN19th Yatsugatake Nobeyama 100 km 13:21:46 h740
2012
07.10 71.5km JPN20th Hasetsune Cup - Japan Mountain Endurance Race 20:23:39 h1642
20.05 100km JPN18th Yatsugatake Nobeyama 100 km 13:39:06 h775
2011
09.10 71.5km JPN19th Hasetsune Cup - Japan Mountain Endurance Race 17:19:36 h918
2010
10.10 71.5km JPN18th Hasetsune Cup - Japan Mountain Endurance Race 16:51:03 h704
16.05 100km JPN16th Yatsugatake Nobeyama 100 km 13:50:04 h959
2009
11.10 71.5km JPN17th Hasetsune Cup - Japan Mountain Endurance Race 13:34:31 h419
19.09 143km JPN12th Karisakatoge beyond Chichibu Run 22:59:30 h71
17.05 100km JPN15th Yatsugatake Nobeyama 100 km 13:01:05 h384
26.04 72km JPN19th Fuji 5 Lakes 72 km Challenge 8:49:55 h189
2008
12.10 71.5km JPN16th Hasetsune Cup - Japan Mountain Endurance Race 13:16:28 h379
18.05 100km JPN14th Yatsugatake Nobeyama 100 km 12:07:19 h216
2007
14.10 71.5km JPN15th Hasetsune Cup - Japan Mountain Endurance Race 12:06:55 h186
20.05 100km JPN13th Yatsugatake Nobeyama 100 km 11:53:46 h204
2006
08.10 71.5km JPN14th Hasetsune Cup - Japan Mountain Endurance Race 11:35:24 h87
21.05 100km JPN12th Yatsugatake Nobeyama 100 km 12:24:30 h205
2005
09.10 71.5km JPN13th Hasetsune Cup - Japan Mountain Endurance Race 15:21:15 h271
22.05 100km JPN11th Yatsugatake Nobeyama 100 km 13:58:09 h513
2004
10.10 71.5km JPN12th Hasetsune Cup - Japan Mountain Endurance Race 14:15:33 h124
2003
25.10 71.5km JPN11th Hasetsune Cup - Japan Mountain Endurance Race 14:33:26 h184
2002
12.10 71.5km JPN10th Hasetsune Cup - Japan Mountain Endurance Race 16:07:58 h226
2001
06.10 71.5km JPN9th Hasetsune Cup - Japan Mountain Endurance Race 14:14:28 h112