Takako (竹内孝子) Takeuchi
ID 1636504
Ultrarunner since 2021 JPN
13
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
33
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
42,1%
Rank quotient ?This runner's calculation uses 13 eligible race(s): Σ(rank − 1) = 1 248; Σ finishers = 2 964. 1 248 / 2 964 × 100 = 42.11%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed13
Km — ultra races1 197 km
> 100 km3
Longest race125,0 km
6th Fujisan Issyu Walking — 11/6/2022

Km per year (ultra races)

405
4 races
2022
2023
171
2 races
2024
371
4 races
2025
50
1 race
2026

Race types (share of distance)

Road21,0%
Trail5,4%
Ult.Walk73,6%

Wins & podiums (ultra)

🏆 Win0
🏆 Win F0
🏅 Top 30
🏅 Top 3 F1
Longest winning streak0
Current streak0

Records

50 km8h19'42100 km20h12'3950 mi15h12'55

HISTORY

13 race(s)
DateRacePerf.Rk
2026
10.05 50km JPN3rd One-day walking - Kansai 8:19:42 h39
2025
13.12 100km JPN3rd Okinawa Churaumi Ultra Walking 20:12:39 h25
28.06 65km JPN1st Lavender Road that runs through Asahikawa Biei and Furano 11:53:57 h27
19.04 104km JPN2nd Osaka Ultra Walking 21:01:13 h22
05.04 102km JPN4th Miura-Halbinsel-Tour Ultra Walking 20:37:30 h77
2024
09.06 71km JPN12th Hida Takayama 71 km Ultramarathon 10:43:17 h758
13.01 100km JPN1st Nara Mahoroba Ultra Walking 20:41:43 h52
2022
15.10 100km JPN8th Lake Biwa Charity 100km Walking Tournament 20:33:58 h15
17.09 80km JPN8th Nishi Seto Expressway Ultra Run 15:12:55 h71
11.06 125km JPN6th Fujisan Issyu Walking 25:34:17 h58
23.04 100km JPN4th Hakone Kodo Ultra Walking 22:31:54 h31
2021
16.10 100km JPN4th Nakasendo to Kisoji Ultra Run 23:26:33 h49
03.07 100km JPN4th Ultra Walking around Lake Biwa 20:31:33 h37