Tatsuya (渡辺達也) Watanabe
Born : 1969 Cat. M55 Ultrarunner since 2003 JPN
52
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
71
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
19,6%
Rank quotient ?This runner's calculation uses 54 eligible race(s): Σ(rank − 1) = 7 742; Σ finishers = 39 578. 7 742 / 39 578 × 100 = 19.56%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed54
Km — ultra races7 068 km
> 100 km20
> 160 km10
> 200 km7
Longest race513,0 km

Km per year (ultra races)

1 143
5 races
2022
595
3 races
2023
617
3 races
2024
268
3 races
2025
100
1 race
2026

Race types (share of distance)

Road67,8%
Trail32,2%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M1
🏅 Top 31
🏅 Top 3 M3
Longest winning streak0
Current streak0

HISTORY

54 race(s)
DateRacePerf.Rk
2026
24.01 100km JPN36th Miyako 100 km Ultramarathon 12:40:07 h140
2025
28.09 88km JPN28th Muraoka 88 km Ultra Marathon 12:21:46 h62
20.09 80km JPN11th SkyViewTrail Memorial Cup 17:16:55 h147
26.01 100km JPN35th Miyako 100 km Ultramarathon 10:56:19 h27
2024
13.10 100km JPN15th Echigo Kubikino 100km Ultramarathon 12:17:11 h338
13.07 154km JPN8th Michinoku Tsugaru Journey Run 154K 24:57:16 h22
27.04 363km JPN3rd Reiheishi Michi Kyoto to Nikko - 363 km 4d 08:11:43 h2 🥈
2023
17.12 70km JPN1st Coast to Coast Boso hanto 9:29:28 h111
18.11 130km JPN1st Mito Kaido Journey run 22:01:33 h75
29.04 395km JPN2nd Reiheishi Michi Kyoto to Nikko - 395 km 5d 04:03:57 h4
2022
04.11 250km JPN3rd Tokyo Great Race 250km 46:43:42 h36
15.10 150km JPN1st Yagurazawa Round Trip Pre-Tournament 27:57:47 h40
18.06 159km JPN3rd Nikko Sennin Concentric Highway Journey Run 25:45:00 h13
12.06 71km JPN10th Hida Takayama 71 km Ultramarathon 8:56:32 h189
30.04 513km JPN17th River Road Foot Race 513 km 5d 07:11:46 h47
2021
05.11 252km JPN2nd Tokyo Great Race 250km 37:49:35 h8
30.04 503km JPN16th River Road Foot Race 503 km 5d 01:22:21 h30
2019
08.12 71.7km JPN6th Izu Trail Journey 9:12:08 h214
07.10 118km JPN1st Fuji 5 Lakes 118 km Autumn Challenge 12:45:23 h27
14.09 251km JPN2nd Utsukushima Fukushima Journey Run 250K 46:22:15 h43
2018
09.12 71.7km JPN5th Izu Trail Journey 10:56:16 h368
17.06 100km JPN2nd Nikko 100km Ultramarathon 10:49:44 h133
2017
10.12 71.7km JPN4th Izu Trail Journey 11:20:35 h385
26.08 65km JPN20th Mt. Tateyama Climbathon 10:12:00 h94
23.04 100km JPN27th Fuji 5 Lakes 100 km Challenge 12:51:33 h751
2016
11.12 71.7km JPN3rd Izu Trail Journey 12:49:06 h779
18.09 144km JPN19th Karisakatoge beyond Chichibu Run 20:35:10 h27
18.09 100km JPN16th Tango 100 km Ultramarathon 9:11:57 h32
05.06 78km JPN23. Ultramarathon Okumusashi 9:28:19 h663
2015
31.10 71.5km JPN23rd Hasetsune Cup - Japan Mountain Endurance Race 12:54:51 h510
17.05 100km JPN21st Yatsugatake Nobeyama 100 km 10:37:50 h148
2014
12.10 71.5km JPN22nd Hasetsune Cup - Japan Mountain Endurance Race 12:42:13 h433
14.09 142km JPN17th Karisakatoge beyond Chichibu Run 17:52:25 h20
25.04 100mi JPN3rd Ultra-Trail Mt. Fuji 32:17:14 h123
2013
13.10 71.5km JPN21st Hasetsune Cup - Japan Mountain Endurance Race 11:35:35 h233
15.09 142km JPN16th Karisakatoge beyond Chichibu Run 19:10:07 h24
26.04 100mi JPN2nd Ultra-Trail Mount Fuji 29:33:27 h88
10.03 72km JPN1st Izu Trail Journey 10:15:27 h236
2012
03.11 100mi JPN1st OSJ Yatsugatake Super Trail 100 miles race 23:30:24 h18
01.09 12h JPN15. Hiratsuka 12 hour race 115.910 km4
2011
09.10 71.5km JPN19th Hasetsune Cup - Japan Mountain Endurance Race 12:06:31 h228
2010
10.10 71.5km JPN18th Hasetsune Cup - Japan Mountain Endurance Race 11:43:35 h151
19.09 110km JPN2nd Shinetsu Five Mountains Trail 110km 18:12:23 h119
25.04 100km JPN20th Fuji 5 Lakes 100 km Challenge 9:33:18 h42
2009
21.09 100km JPN1st Shinetsu Five Mountains Trail 100km 13:13:05 h22
02.08 75km JPN16. Ultramarathon Okumusashi 7:13:09 h97
2008
12.10 71.5km JPN16th Hasetsune Cup - Japan Mountain Endurance Race 10:03:54 h63
2007
14.10 71.5km JPN15th Hasetsune Cup - Japan Mountain Endurance Race 10:13:12 h52
27.05 50km JPNOSJ Hakone 50K 9:34:05 h106
2006
08.10 71.5km JPN14th Hasetsune Cup - Japan Mountain Endurance Race 10:14:24 h31
21.05 71km JPN12th Yatsugatake Nobeyama 71 km 7:18:13 h27
2005
09.10 71.5km JPN13th Hasetsune Cup - Japan Mountain Endurance Race 12:34:59 h114
2004
10.10 71.5km JPN12th Hasetsune Cup - Japan Mountain Endurance Race 12:12:55 h52
2003
25.10 71.5km JPN11th Hasetsune Cup - Japan Mountain Endurance Race 11:17:51 h48