Takahiro (白倉嵩大) Shirakura
Born : 1987 Cat. M35 Ultrarunner since 2011 JPN
48
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
76
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
3
Countries visited ?GREGreeceJPNJapanTPETaiwan
9,4%
Rank quotient ?This runner's calculation uses 48 eligible race(s): Σ(rank − 1) = 1 501; Σ finishers = 15 982. 1 501 / 15 982 × 100 = 9.39%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed48
Km — ultra races7 505 km
> 100 km33
> 160 km23
> 200 km22
> 24h7
Longest race263,0 km

Km per year (ultra races)

2022
60
1 race
2023
2024
2025
2026

Race types (share of distance)

Road83,5%
Trail16,5%

Wins & podiums (ultra)

🏆 Win2
🏆 Win M2
🏅 Top 36
🏅 Top 3 M6
Longest winning streak1
Current streak0

HISTORY

48 race(s)
DateRacePerf.Rk
2023
21.05 60km JPN11th Tokyo Shibamata 60 km 7:06:43 h126
2020
22.02 206km JPN10th Little Edo Oedo 205k 26:34:32 h13
2019
13.07 263km JPN4th Michinoku Tsugaru Journey Run 263K 37:07:09 h11
20.04 250km JPN26. Sakura Michi Kokusai Nature Run 27:19:00 h9
23.02 204km JPN9th Little Edo Oedo 200k 25:43:52 h15
2018
10.11 24h JPN13th Jingu Gaien 24 Hour Challenge 217.053 km17
04.08 24h JPN18th 24-hour relay & solo marathon Kobe 112.200 km70
21.04 250km JPN25. Sakura Michi Kokusai Nature Run 29:44:00 h9
03.03 204km JPN8th Little Edo Oedo 200k 22:23:01 h2 🥈
2017
11.11 24h JPN12th Jingu Gaien 24 Hour Challenge 218.049 km13
21.05 77km JPN22th Saba Highway Ultramarathon 10:12:56 h158
31.03 246km TPE3rd Race Across Taiwan Nonstop 246km 38:09:01 h6
04.03 204km JPN7th Little Edo Oedo 200k 24:23:20 h14
2016
17.12 24h JPN11th Jingu Gaien 24 Hour Challenge 222.921 km17
28.05 160km JPN8th Biwako Tourism Ultramannic 160 km 24:20:00 h1 🏆
26.03 112km JPN14th Mt. Rocco Cannonball Run - 112 km Power 16:15:00 h29
05.03 204km JPN6th Little Edo Oedo 200k 23:09:10 h3 🥉
2015
19.12 24h JPN10th Jingu Gaien 24 Hour Challenge 228.068 km10
25.09 246km GRE33. Spartathlon 32:58:53 h67
30.08 60km JPN18th Mt. Tateyama Climbathon 7:54:00 h33
22.06 77km JPN22. Ultramarathon Okumusashi 7:37:16 h171
31.05 100km JPN22nd Ebisu-Daikoku 100 km Marathon 9:21:35 h25
18.04 250km JPN22. Sakura Michi Kokusai Nature Run 28:25:41 h10
28.03 112km JPN12th Mt. Rocco Cannonball Run - 112 km Power 16:13:30 h34
28.02 203km JPN5th Little Edo Oedo 200k 23:10:45 h4
2014
25.10 112km JPN11th Mt. Rocco Cannonball Run - 112 km Power 17:32:00 h29
26.09 245.3km GRE32. Spartathlon 32:46:49 h69
14.09 100km JPN14th Tango 100 km Ultramarathon 10:10:46 h138
19.07 100km JPN7th OSJ Ontake 100km Ultra Trail 11:44:33 h40
24.05 201km JPN6th Biwako Tourism Ultramannic 200 km 28:48:00 h2 🥈
27.04 100km JPN6th 100 km Ultra Maranic Osaka 9:20:13 h17
29.03 112km JPN10th Mt. Rocco Cannonball Run - 112 km Power 16:42:00 h20
01.03 203km JPN4th Little Edo Oedo 200k 27:15:25 h14
2013
09.11 24h JPN8th Jingu Gaien 24 Hour Challenge 140.403 km68
07.09 100mi JPN2nd OSJ Yatsugatake Super Trail 100 miles race 24:03:24 h9
24.08 101km JPN1st World Cultural Heritage "Fuji" Foot Race 11:43:30 h4
28.07 77km JPN20. Ultramarathon Okumusashi 7:08:42 h72
15.06 24h JPN12. Tokyo Challenge 24 hours 207.020 km1 🏆
01.06 60km JPN1st Tokyo Shibamata 60 km 4:35:19 h5
02.03 203km JPN3rd Little Edo Oedo 200k 26:03:34 h11
2012
21.09 100km JPN12th Tango 100 km Ultramarathon 9:43:18 h34
05.08 77km JPN19. Ultramarathon Okumusashi 6:52:07 h34
15.07 100km JPN5th OSJ Ontake 100km Ultra Trail 10:06:16 h21
16.06 12h JPN11. Tokyo Challenge 12 hours 134.320 km3 🥉
22.04 112km JPN22nd Fuji 5 Lakes 112 km Challenge 9:57:12 h10
03.03 203km JPN2nd Little Edo Oedo 200k 29:40:53 h33
2011
18.09 100km JPN11th Tango 100 km Ultramarathon 9:14:08 h17
03.05 70km JPN19. Mukogawa Yurikamome Ultra Marathon 5:41:21 h31