Yoshihiro (安田圭宏) Yasuda
ID 110784
Born : 1970 Cat. M55 Ultrarunner since 2006 JPN
27
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
50
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 ?GREGreeceJPNJapan
19,1%
Rank quotient ?This runner's calculation uses 27 eligible race(s): Σ(rank − 1) = 2 650; Σ finishers = 13 906. 2 650 / 13 906 × 100 = 19.06%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed27
Km — ultra races3 579 km
> 100 km9
> 160 km7
> 200 km7
> 24h2
Longest race250,0 km
29. Sakura Michi Kokusai Nature Run — 21/4/2023

Km per year (ultra races)

100
1 race
2022
250
1 race
2023
110
1 race
2024
2025
100
1 race
2026

Race types (share of distance)

Road76,0%
Trail24,0%

Wins & podiums (ultra)

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

Records

50 km3h57'52100 km9h16'4224 h144,50 km

HISTORY

27 race(s)
DateRacePerf.Rk
2026
31.05 100km JPN1st Nara Ultra Marathon 11:15:03 h381
2024
20.04 110km JPN30. Sakura Michi Kokusai Nature Run (Half) 13:20:00 h51
2023
21.04 250km JPN29. Sakura Michi Kokusai Nature Run 33:09:00 h16
2022
22.05 100km JPN10th Tokyo Shibamata 100 km 9:44:06 h75
2019
15.09 100km JPN19th Tango 100 km Ultramarathon 10:24:10 h95
19.05 100km JPN7th Tokyo Shibamata 100 km 9:42:01 h101
20.04 250km JPN26. Sakura Michi Kokusai Nature Run 31:51:00 h36
2018
28.09 246km GRE36. Spartathlon 34:32:26 h155
03.06 100km JPN6th Tokyo Shibamata 100 km 10:44:03 h183
21.04 250km JPN25. Sakura Michi Kokusai Nature Run 34:26:00 h48
2017
05.08 24h JPN17th 24-hour relay & solo marathon Kobe 59.500 km118
14.05 50km JPN21th 50 km Ultramarathon Ako Seaside Park 4:11:23 h9
22.04 250km JPN24. Sakura Michi Kokusai Nature Run 33:01:34 h39
2016
30.09 246km GRE34. Spartathlon 34:42:50 h144
15.05 50km JPN20th 50 km Ultramarathon Ako Seaside Park 4:18:36 h6
27.03 100km JPN2nd Osaka Yodogawa 100 km Ultra Marathon 9:30:54 h21
2015
25.09 246km GRE33. Spartathlon 33:49:49 h83
01.08 24h JPN15th 24-hour relay & solo marathon Kobe 144.500 km21
06.06 100km JPN3rd Tokyo Shibamata 100 km 9:16:42 h55
17.05 50km JPN19th 50 km Ultramarathon Ako Seaside Park 3:57:52 h2 🥈
29.03 100km JPN1st Osaka Yodogawa 100 km Ultra Marathon 9:25:26 h49
2014
14.09 100km JPN14th Tango 100 km Ultramarathon 10:20:32 h149
18.05 77km JPNSaba Highway Ultramarathon 9:13:43 h99
2013
15.09 100km JPN13th Tango 100 km Ultramarathon 11:17:06 h250
2009
27.09 100km JPN12th Muraoka 100 km Ultra Marathon 13:49:15 h191
2007
27.05 100km JPN14th Ebisu-Daikoku 100 km Marathon 11:46:50 h52
2006
17.09 100km JPN6th Tango 100 km Ultramarathon 12:47:06 h248