Takuya (朝長拓也) Tomonaga
Born : 1980 Cat. M45 Ultrarunner since 2012 JPN
29
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
46
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
17,0%
Rank quotient ?This runner's calculation uses 29 eligible race(s): Σ(rank − 1) = 3 673; Σ finishers = 21 611. 3 673 / 21 611 × 100 = 17.00%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed29
Km — ultra races2 629 km
> 100 km9
> 160 km6
Longest race162,6 km

Km per year (ultra races)

341
4 races
2022
285
3 races
2023
123
2 races
2024
337
3 races
2025
161
1 race
2026

Race types (share of distance)

Road3,8%
Trail96,2%

HISTORY

29 race(s)
DateRacePerf.Rk
2026
16.05 100mi JPN11th Trainic World 100 Mile in Sai-No-Kuni 32:50:45 h25
2025
15.11 100mi JPN11th FunTrails100M Round 30:31:18 h13
12.10 71.5km JPN33th Hasetsune Cup - Japan Mountain Endurance Race 11:12:23 h62
21.06 105km JPN1st Kaga Spa by UTMB - Kaga Spa Trail Endurance100 19:03:21 h57
2024
13.10 71.5km JPN32th Hasetsune Cup - Japan Mountain Endurance Race 12:52:30 h274
12.05 51km JPN5th FunTrails Round Minano 7:39:37 h100
2023
08.10 71.5km JPN31th Hasetsune Cup - Japan Mountain Endurance Race 11:37:41 h179
16.09 162.6km JPN15th Shinetsu Five Mountains Trail 100 mile 30:35:56 h109
14.05 51km JPN4th FunTrails Round Minano 6:58:05 h33
2022
09.10 71.5km JPN30th Hasetsune Cup - Japan Mountain Endurance Race 11:21:15 h128
04.09 50km JPN11th Hakuba Int. Trail Run 6:56:06 h54
16.07 100mi JPN14th OSJ Ontake 100 Mile Ultra Trail 21:59:01 h29
28.05 59km JPN14th OSJ Okukuji Trail 60k 9:51:12 h25
2020
10.10 100mi JPN6th OSJ Koumi 100 34:40:32 h82
2019
01.06 59km JPN11th OSJ Okukuji Trail 60k 10:11:49 h54
2018
09.12 71.7km JPN5th Izu Trail Journey 9:08:04 h89
17.11 52km JPN4th FunTrails50K Two Lakes&Green line 6:54:51 h29
07.10 71.5km JPN26th Hasetsune Cup - Japan Mountain Endurance Race 14:42:00 h321
02.06 50km JPN10th OSJ Okukuji Trail 50k 11:03:47 h57
19.05 100mi JPN3rd Trainic World 100 Mile in Sai-No-Kuni 32:11:04 h13
2017
08.10 71.5km JPN25th Hasetsune Cup - Japan Mountain Endurance Race 12:00:56 h172
15.07 100km JPN10th OSJ Ontake 100km Ultra Trail 12:20:19 h73
2016
19.11 52km JPN2nd FunTrails50K Two Lakes&Green line 7:54:41 h58
11.09 129km JPN3rd SkyView Ultra-Trail 120 - Yamada Noboru Memorial Cup 26:57:51 h83
2015
31.10 71.5km JPN23rd Hasetsune Cup - Japan Mountain Endurance Race 11:00:55 h222
2014
12.10 71.5km JPN22nd Hasetsune Cup - Japan Mountain Endurance Race 11:54:19 h319
14.09 110km JPN6th Shinetsu Five Mountains Trail 110km 18:00:49 h153
2013
01.06 100km JPN1st Tokyo Shibamata 100 km 13:11:28 h846
2012
16.09 50km JPN2nd Hakuba Int. Trail Run 6:35:44 h43