Taizo (岡田泰三) Okada
ID 543785
Born : 1964 Cat. M60 Ultrarunner since 2013 JPN
22
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
52
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
55,2%
Rank quotient ?This runner's calculation uses 22 eligible race(s): Σ(rank − 1) = 9 301; Σ finishers = 16 863. 9 301 / 16 863 × 100 = 55.16%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed22
Km — ultra races3 440 km
> 100 km9
> 160 km6
> 200 km4
> 24h1
> 48h1
Longest race524,6 km
3rd Hirosaki 6days Ultra Run — 20/5/2024

Km per year (ultra races)

250
2 races
2022
300
2 races
2023
740
3 races
2024
72
1 race
2025
200
1 race
2026

Race types (share of distance)

Road55,0%
Trail45,0%

Records

100 km10h20'1750 mi12h24'246 d524,57 km

HISTORY

22 race(s)
DateRacePerf.Rk
2026
14.03 200km JPN16th Little Edo Oedo 200k 35:41:42 h248
2025
12.10 71.5km JPN33th Hasetsune Cup - Japan Mountain Endurance Race 20:27:41 h904
2024
20.05 6d JPN3rd Hirosaki 6days Ultra Run 524.565 km18
14.04 100km JPN9th Tamagawa Ultra Marathon - 100 km 11:16:38 h23
09.03 115km JPN14th Oedo Night run 115k 17:01:44 h31
2023
26.05 100km JPN2nd Hirosaki 100 km Ultra Run 12:26:38 h15
11.03 200km JPN13th Little Edo Oedo 200k 35:37:05 h211
2022
15.10 150km JPN1st Yagurazawa Round Trip Pre-Tournament 30:03:48 h59
17.04 100km JPN32th Fuji 5 Lakes 100 km Challenge 13:49:19 h1177
2019
30.06 100km JPN34. Lake Saroma 100 km Ultramarathon 12:45:06 h2003
23.02 204km JPN9th Little Edo Oedo 200k 35:11:44 h208
2018
07.10 71.5km JPN26th Hasetsune Cup - Japan Mountain Endurance Race 22:43:46 h1469
12.08 415km JPN9th Trans Japan Alps Race 7d 20:25:00 h20
22.04 100km JPN28th Fuji 5 Lakes 100 km Challenge 10:20:17 h154
2016
07.08 415km JPN8th Trans Japan Alps Race 7d 19:56:00 h22
2015
31.10 71.5km JPN23rd Hasetsune Cup - Japan Mountain Endurance Race 12:14:36 h393
2014
12.10 71.5km JPN22nd Hasetsune Cup - Japan Mountain Endurance Race 13:28:45 h554
20.09 120km JPN1st SkyView Ultra-Trail - Yamada Noboru Memorial Cup 28:15:47 h235
15.06 81.4km JPN1. Spatrail - Shima to Kusatsu 12:24:24 h180
26.04 88km JPN3rd Shizuoka to Yamanashi 16:56:00 h87
2013
13.10 71.5km JPN21st Hasetsune Cup - Japan Mountain Endurance Race 16:12:24 h962
31.08 70km JPN3rd Utsukushigahara 70 km Trail Run 14:57:04 h350