Hajime (瀧井創) Takii
Born : 1966 Cat. M60 Ultrarunner since 2012 JPN
26
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
1
Countries visited ?JPNJapan
50,7%
Rank quotient ?This runner's calculation uses 26 eligible race(s): Σ(rank − 1) = 11 703; Σ finishers = 23 077. 11 703 / 23 077 × 100 = 50.71%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed27
Km — ultra races2 730 km
> 100 km6
Longest race160,0 km

Km per year (ultra races)

298
3 races
2022
616
5 races
2023
222
2 races
2024
177
2 races
2025
260
2 races
2026

Race types (share of distance)

Road88,8%
Trail6,2%
Stage5,0%

Wins & podiums (ultra)

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

HISTORY

26 race(s) · 2 stage(s) nested
DateRacePerf.Rk
2026
14.06 100km JPN20th Iwate Ginga 100km Marathon Challenge 12:37:20 h387
28.03 160km JPN1st Shinkun Iga-goe Route Journey Run 24:50:58 h24
2025
18.05 77km JPN30th Saba Highway Ultramarathon 11:12:25 h314
20.04 100km JPN6th Yamadera Zao 100 km Ultra Marathon 12:26:54 h28
2024
20.10 100km JPN30th River Shimanto 100km 12:46:51 h655
14.09 122km JPN7th Utsukushima Fukushima Journey Run 122K 18:16:07 h12
2023
10.12 100km JPN4th Tobishima Ultra Marathon 12:20:54 h71
18.11 130km JPN1st Mito Kaido Journey run 18:41:48 h21
24.09 100km JPN1st Mount Akagi 100 Ultra Marathon 13:27:20 h57
08.04 150km JPN6th Lake Biwa Kaizu Sakura Maranic - 150 km LS 21:44:00 h2 🥈
18–19.03 136km/2stages JPN11th Arakawa Riverside Journey Stage Race 17:29:06 h18
2022
11.12 70km JPN9th Izu Trail Journey 12:35:07 h982
05.11 128km JPN3rd Tokyo Great Race 128km 19:23:18 h8
17.04 100km JPN32th Fuji 5 Lakes 100 km Challenge 12:10:27 h451
2021
08.05 57km JPN1st Kimitsu Ultra Marathon 6:14:56 h57
2020
12.01 100km JPN5th Yakushima Ultramarathon 100 km 13:18:15 h65
2019
19.05 100km JPN25th Yatsugatake Nobeyama 100 km 13:14:14 h907
2018
09.09 100km JPN6th 100 km Ultramarathon Hakusan-Shirakawago 12:17:44 h246
20.05 100km JPN24th Yatsugatake Nobeyama 100 km 12:55:24 h712
2017
10.09 100km JPN5th 100 km Ultramarathon Hakusan-Shirakawago 13:46:29 h473
25.06 100km JPN32. Lake Saroma 100 km Ultramarathon 11:55:53 h1198
21.05 100km JPN23rd Yatsugatake Nobeyama 100 km 13:42:19 h825
2016
05.06 100km JPN4th Tokyo Shibamata 100 km 10:55:03 h259
2015
28.06 100km JPN30. Lake Saroma 100 km Ultramarathon 11:12:35 h970
2013
30.06 100km road race JPN28. Lake Saroma 100 km Ultramarathon 11:50:08 h1034
2012
24.06 100km road race JPN27. Lake Saroma 100 km Ultramarathon 12:42:11 h1953