Takashi (若濱享志) Wakahama
Born : 1980 Cat. M45 Ultrarunner since 2013 JPN
43
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
53
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
13,7%
Rank quotient ?This runner's calculation uses 43 eligible race(s): Σ(rank − 1) = 4 774; Σ finishers = 34 855. 4 774 / 34 855 × 100 = 13.70%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed44
Km — ultra races4 149 km
> 100 km11
> 160 km9
Longest race170,3 km

Km per year (ultra races)

356
4 races
2022
416
4 races
2023
478
4 races
2024
435
5 races
2025
154
2 races
2026

Race types (share of distance)

Road38,2%
Trail59,1%
Stage2,7%

Wins & podiums (ultra)

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

HISTORY

43 race(s)
DateRacePerf.Rk
2026
28.06 100km JPN41. Lake Saroma 100 km Ultramarathon 8:06:36 h78
07.06 53.7km JPN24th Rishiri Island Ultra Marathon 3:58:25 h9
2025
01.11 100mi JPN5th Manno Mountain Madness 2025 33:28:58 h11
28.09 60km JPN18th Hokkaido Outdoor Festival In Rusutsu Mountain Marathon 12:44:52 h16
20.07 60km JPN3rd Shin Daisetsuzan Trail Journey 5:26:24 h4
29.06 100km JPN40. Lake Saroma 100 km Ultramarathon 8:41:35 h78
01.06 53.7km JPN23rd Rishiri Island Ultra Marathon 4:25:55 h14
2024
02.11 100mi JPN4th Manno Mountain Madness 2024 35:42:19 h5
14.09 163.1km JPN16th Shinetsu Five Mountains Trail 100 mile 28:41:12 h253
30.06 100km JPN39. Lake Saroma 100 km Ultramarathon 9:09:54 h120
02.06 53.7km JPN22th Rishiri Island Ultra Marathon 4:07:10 h7
2023
16.09 162.6km JPN15th Shinetsu Five Mountains Trail 100 mile 29:08:10 h66
08.07 100km JPN1st Shiga Kogen 100 18:42:44 h73
25.06 100km JPN38. Lake Saroma 100 km Ultramarathon 8:16:31 h39
04.06 53.7km JPN21th Rishiri Island Ultra Marathon 4:18:56 h9
2022
30.10 80km JPN2nd Manno Mountain Madness 2022 12:35:09 h6
17.09 162.6km JPN14th Shinetsu Five Mountains Trail 100 mile 27:45:59 h42
24.07 60km JPN10th Mt. Taisetsu Trail Journey 8:56:13 h11
05.06 53.7km JPN20th Rishiri Island Ultra Marathon 4:09:23 h3 🥉
2020
25.10 70km JPN5th Ryoma Dappan Trail Race 8:27:43 h6
2019
30.06 100km JPN34. Lake Saroma 100 km Ultramarathon 8:21:11 h58
02.06 53.7km JPN19th Rishiri Island Ultra Marathon 4:32:50 h16
2018
15.09 100mi JPN10th Shinetsu Five Mountains Trail 100 mile 25:14:08 h38
22.07 80km JPN6th Mt. Taisetsu Trail Journey 9:07:42 h43
24.06 100km JPN33. Lake Saroma 100 km Ultramarathon 9:14:34 h205
03.06 53.7km JPN18th Rishiri Island Ultra Marathon 4:42:42 h16
2017
08.10 71.5km JPN25th Hasetsune Cup - Japan Mountain Endurance Race 12:03:28 h174
01.09 167.7km FRA15ème Ultra Trail Tour du Mont Blanc 34:16:42 h315
23.07 80km JPN5th Mt. Taisetsu Trail Journey 9:47:23 h14
25.06 100km JPN32. Lake Saroma 100 km Ultramarathon 8:36:43 h84
2016
18.09 110km JPN8th Shinetsu Five Mountains Trail 110km 12:37:05 h22
26.08 170km FRA14ème Ultra Trail Tour du Mont Blanc 37:53:27 h378
24.07 80km JPN4th Mt. Taisetsu Trail Journey 10:14:42 h11
26.06 100km JPN31. Lake Saroma 100 km Ultramarathon 8:40:49 h123
05.06 55km JPN16th Rishiri Island Ultra Marathon 4:10:51 h4
2015
25.09 170.3km JPN4th Ultra-Trail Mt. Fuji 42:02:51 h357
26.07 80km JPN3rd Mt. Taisetsu Trail Journey 10:31:37 h20
28.06 100km JPN30. Lake Saroma 100 km Ultramarathon 9:55:36 h498
07.06 55km JPN15th Rishiri Island Ultra Marathon 4:52:43 h28
2014
21.09 70km JPN6th Hokkaido Outdoor Festival 70 km Run 12:18:50 h36
20.07 110km/2stages JPN2nd Mt. Taisetsu Trail Journey 110 km Stage Race 18:04:40 h31
2013
14.07 72km JPN1st Mt. Taisetsu Trail Journey 72 km 13:42:05 h21
30.06 100km road race JPN28. Lake Saroma 100 km Ultramarathon 12:26:25 h1475