Kenji (渡辺健二) Watanabe
ID 77461
Born : 1979 Cat. M45 Ultrarunner since 2003 JPN
44
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
57
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
2
Countries visited ?FRAFranceJPNJapan
22,7%
Rank quotient ?This runner's calculation uses 44 eligible race(s): Σ(rank − 1) = 3 987; Σ finishers = 17 573. 3 987 / 17 573 × 100 = 22.69%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed44
Km — ultra races4 842 km
> 100 km16
> 160 km6
> 200 km5
> 24h2
Longest race400,0 km
2. Okinawa Hontō survival run — 20/11/2015

Km per year (ultra races)

2022
2023
2024
2025
2026

Race types (share of distance)

Road75,3%
Trail24,7%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M0
🏅 Top 31
🏅 Top 3 M1
Longest winning streak0
Current streak0

Records

50 km10h13'55100 km8h56'2550 mi14h06'086 h54,37 km12 h102,07 km24 h104,64 km

HISTORY

44 race(s)
DateRacePerf.Rk
2016
17.12 24h JPN11th Jingu Gaien 24 Hour Challenge 104.640 km132
09.04 70km JPN11th Toda Saiko 70 km 6:51:10 h72
2015
20.12 60km JPNCoast to Coast Boso - Odan 60k 8:28:10 h37
20.11 400km JPN2. Okinawa Hontō survival run 2d 21:57:24 h5
20.09 153km JPN18th Karisakatoge beyond Chichibu Run 23:58:06 h97
04.07 80km JPN5th Utsukushigahara 80 km Trail Run 14:06:08 h256
30.04 265km JPN11th River Road Foot Race 265 km 42:33:49 h2 🥈
11.04 70km JPN10th Toda Saiko 70 km 6:46:17 h88
28.02 203km JPN5th Little Edo Oedo 200k 27:26:20 h25
2014
14.09 142km JPN17th Karisakatoge beyond Chichibu Run 17:57:10 h21
31.08 70km JPN1st Tsukuba Renjyo 70 km Road & Trail Run 8:20:19 h17
31.05 50km JPN6th OSJ Okukuji Trail 50k 11:48:35 h89
18.05 100km JPN20th Yatsugatake Nobeyama 100 km 12:08:07 h362
20.04 108km JPN24th Fuji 5 Lakes 108 km Challenge 11:36:03 h103
06.04 100km JPN65. Tsurunuma 100 km 9:05:29 h7
01.03 203km JPN4th Little Edo Oedo 200k 28:10:13 h21
2013
30.08 168km FRA11ème Ultra Trail Tour du Mont Blanc 41:45:41 h948
02.06 50km JPN5th OSJ Okukuji Trail 50k 10:30:27 h66
19.05 100km JPN19th Yatsugatake Nobeyama 100 km 10:45:12 h113
21.04 112km JPN23rd Fuji 5 Lakes 112 km Challenge 13:43:39 h131
02.03 203km JPN3rd Little Edo Oedo 200k 27:58:44 h20
2012
07.10 71.5km JPN20th Hasetsune Cup - Japan Mountain Endurance Race 12:27:13 h333
16.09 143km JPN15th Karisakatoge beyond Chichibu Run 18:52:25 h23
02.09 52km JPN62. Tsurunuma 52 km 4:24:25 h9
01.09 12h JPN15. Hiratsuka 12 hour race 95.150 km14
15.07 100km JPN5th OSJ Ontake 100km Ultra Trail 11:21:00 h70
03.06 50km JPN4th OSJ Okukuji Trail 50k 10:13:55 h89
18.05 156km JPN1st Ultra-Trail Mount Fuji 36:33:08 h176
01.04 100km JPN61. Tsurunuma 100 km 10:14:24 h22
2011
16.10 100km JPN17th River Shimanto 100km 8:56:25 h37
2010
17.10 100km JPN16th River Shimanto 100km 9:20:50 h56
11.10 12h JPN13. Hiratsuka 12 hour race 95.200 km8
11.09 6h JPN5th Jingu Gaien Ultramarathon 6 Hour 54.366 km8
19.06 12h JPN9. Tokyo Challenge 12 hours 101.200 km8
04.04 100km JPN57. Tsurunuma 100 km 9:33:07 h9
2009
26.09 12h JPN12. Hiratsuka 12 hour race 102.070 km4
30.08 52km JPN56. Tsurunuma 52 km 5:08:35 h42
13.06 12h JPN8. Tokyo Challenge 12 hours 101.280 km8
26.04 72km JPN19th Fuji 5 Lakes 72 km Challenge 8:29:50 h142
2007
14.09 24h JPN10. Hiratsuka 24 hour race 89.960 km36
28.04 100km JPN17th Fuji 5 Lakes 100 km Challenge 9:42:03 h34
2006
21.05 71km JPN12th Yatsugatake Nobeyama 71 km 7:01:53 h23
2003
25.10 71.5km JPN11th Hasetsune Cup - Japan Mountain Endurance Race 15:35:18 h261
06.04 52km JPN43. Tsurunuma 52 km 4:32:49 h7