Kayoko (反田加代子) Tanda
ID 673455
Born : 1955 Cat. W70 Ultrarunner since 2015 JPN
31
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
43
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
40,6%
Rank quotient ?This runner's calculation uses 31 eligible race(s): Σ(rank − 1) = 4 181; Σ finishers = 10 303. 4 181 / 10 303 × 100 = 40.58%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed31
Km — ultra races2 415 km
> 100 km1
Longest race150,0 km
6th Lake Biwa Kaizu Sakura Maranic - 150 km — 8/4/2023

Km per year (ultra races)

276
4 races
2022
150
1 race
2023
457
5 races
2024
447
5 races
2025
52
1 race
2026

Race types (share of distance)

Road92,7%
Trail7,3%

Wins & podiums (ultra)

🏆 Win0
🏆 Win F1
🏅 Top 30
🏅 Top 3 F3
Longest winning streak0
Current streak0

Records

50 km8h46'41100 km11h27'4450 mi12h19'00

HISTORY

31 race(s)
DateRacePerf.Rk
2026
04.04 52km JPN9th Lake Biwa Kaizu Sakura Maranic - 52 km 6:45:00 h17
2025
28.09 100km JPN28th Muraoka 100 km Ultra Marathon 12:49:07 h209
07.06 100km JPN4. OSJ Aizu Bandaisan Ultramarathon - 100 km 13:36:14 h127
18.05 77km JPN30th Saba Highway Ultramarathon 11:32:37 h383
03.05 70km JPN33. Mukogawa Yurikamome Ultra Marathon 8:03:19 h225
20.04 100km JPN25. Okukumano 100 km Ultramarathon 12:57:08 h154
2024
19.10 80km JPN8th Santo Ultra Maranic - Hanshin Course 12:19:00 h15
29.09 100km JPN27th Muraoka 100 km Ultra Marathon 13:08:09 h200
19.05 77km JPN29th Saba Highway Ultramarathon 10:36:35 h203
21.04 100km JPN15th 100 km Ultra Maranic Osaka 11:47:05 h88
06.04 100km JPN7th Lake Biwa Kaizu Sakura Maranic - 100 km 14:44:00 h4
2023
08.04 150km JPN6th Lake Biwa Kaizu Sakura Maranic - 150 km 24:12:00 h11
2022
18.09 100km JPN20th Tango 100 km Ultramarathon 12:59:27 h321
21.05 50km JPN8th Mt. Hiei Int. 50 km Trail Run 8:46:41 h185
17.04 70km JPN13th 70 km Ultra Maranic Osaka 7:40:12 h20
19.03 56km JPN26th Mt. Rocco Cannonball Run - 56 km Night Speed 11:42:22 h51
2021
18.07 65km JPN1st Yamaguchi Hagi Return 9:18:51 h56
2020
31.10 60km JPN1st Lake Biwa Ultra Maranic - 60 km 8:02:15 h30
18.10 56km JPN23th Mt. Rocco Cannonball Run - 56 km Speed 8:29:04 h130
19.01 100km JPN30th Miyako 100 km Ultramarathon 11:27:44 h104
2019
29.09 88km JPN22th Muraoka 88 km Ultra Marathon 10:59:52 h33
15.09 60km JPN19th Tango 60 km Ultramarathon 7:21:55 h165
21.04 70km JPN11th 70 km Ultra Maranic Osaka 7:50:09 h33
24.03 56km JPN20th Mt. Rocco Cannonball Run - 56 km Speed 8:21:00 h108
2018
21.10 56km JPN19th Mt. Rocco Cannonball Run - 56 km Speed 8:46:35 h92
09.09 100km JPN6th 100 km Ultramarathon Hakusan-Shirakawago 12:28:06 h271
22.04 70km JPN10th 70 km Ultra Maranic Osaka 8:01:16 h27
25.03 56km JPN18th Mt. Rocco Cannonball Run - 56 km Speed 10:50:00 h407
2017
23.04 70km JPN9th 70 km Ultra Maranic Osaka 8:11:47 h54
26.03 56km JPN16th Mt. Rocco Cannonball Run - 56 km Speed 9:29:30 h421
2015
26.04 70km JPN7th 70 km Ultra Maranic Osaka 8:26:51 h68