Kyoko (永田今日子) Nagata
ID 67406
Born : 1972 Cat. W50 Ultrarunner since 2007 JPN
45
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
59
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
57,9%
Rank quotient ?This runner's calculation uses 46 eligible race(s): Σ(rank − 1) = 8 124; Σ finishers = 14 043. 8 124 / 14 043 × 100 = 57.85%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed46
Km — ultra races5 136 km
> 100 km11
> 160 km5
> 200 km4
> 24h1
Longest race250,0 km
24. Yamaguchi 100 Hagi-O-Kan Maranic 250 km — 2/5/2012

Km per year (ultra races)

184
2 races
2022
200
2 races
2023
184
2 races
2024
246
3 races
2025
2026

Race types (share of distance)

Road92,8%
Trail7,2%

Wins & podiums (ultra)

🏆 Win0
🏆 Win F0
🏅 Top 30
🏅 Top 3 F4
Longest winning streak0
Current streak0

Records

100 km10h53'1712 h98,77 km24 h177,04 km

HISTORY

46 race(s)
DateRacePerf.Rk
2025
14.12 100km JPN6th Tobishima Ultra Marathon 15:51:47 h378
08.06 84.39km JPN9th JAL Mukatsuku Double Marathon 12:52:58 h371
12.04 62km JPN7th Okuizumo Ultra Orochi 60km Tooashi 10:17:12 h168
2024
09.06 84.39km JPN8th JAL Mukatsuku Double Marathon 12:57:22 h335
21.04 100km JPN3rd Suo-Oshima Ultra Marathon - 100 km 15:46:44 h274
2023
10.12 100km JPN4th Tobishima Ultra Marathon 13:34:45 h161
24.09 100km JPN4th Mine Akiyoshidai Geopark Ultra Marathon 13:40:59 h79
2022
12.06 84.39km JPN6th JAL Mukatsuku Double Marathon 9:22:21 h86
22.05 100km JPN1st Suo-Oshima Ultra Marathon - 100 km 14:16:23 h102
2019
08.12 100km JPN2nd Tobishima Ultra Marathon 11:49:50 h64
29.09 100km JPN3rd Yasaka Ultra Marathon in Hamada - 100 km 14:01:24 h51
15.09 100km JPN10th Akiota Yajirushi Marathon 100km 12:06:55 h72
13.04 102km JPN5th Okuizumo Ultra Orochi 100km Tooashi 12:04:33 h113
2018
09.12 100km JPN1st Tobishima Ultra Marathon 12:19:27 h49
28.10 66km JPN2nd Hiba Izanami Highway Run 8:08:21 h27
16.09 100km JPN9th Akiota Yajirushi Marathon 100km 11:13:37 h52
2013
15.09 88km JPN4th Akiota Yajirushi Marathon 88km 12:51:01 h355
2012
16.09 88km JPN3rd Akiota Yajirushi Marathon 88km 11:59:22 h235
17.06 100km JPN7. Okinoshima 100km Ultra Marathon 14:20:08 h308
27.05 100km JPN19th Ebisu-Daikoku 100 km Marathon 13:44:21 h242
02.05 250km JPN24. Yamaguchi 100 Hagi-O-Kan Maranic 250 km 47:47:40 h212
03.03 111km JPN2nd Oedo Night run 111k 15:57:19 h23
2011
10.07 8h JPN17th 8-Hour Endurance Race Tokorozawa 58.428 km86
12.06 100km JPN7th Iwate Ginga 100km Marathon Challenge 13:22:21 h442
21.05 12h JPN1st 12 hour Tokorozawa 98.773 km16
21.05 24h JPN1st 24 hour Tokorozawa 177.038 km4
05.03 203km JPN1st Little Edo Oedo 200k 35:43:59 h38
2010
10.10 71.5km JPN18th Hasetsune Cup - Japan Mountain Endurance Race 20:42:51 h1303
17.09 143km JPN12th Karisakatoge beyond Chichibu Run 23:34:41 h84
27.06 100km JPN10th Nichinan Orochi 100 km Marathon 12:36:17 h216
02.05 250km JPN22. Yamaguchi 100 Hagi-O-Kan Maranic 250 km 47:13:39 h131
25.04 112km JPN20th Fuji 5 Lakes 112 km Challenge 14:18:18 h281
2009
27.09 100km JPN12th Muraoka 100 km Ultra Marathon 13:02:36 h113
28.06 100km JPN9th Nichinan Orochi 100 km Marathon 11:31:45 h77
06.06 100km JPN19th Aso Caldera Super Marathon 100 km 11:36:48 h211
31.05 100km JPN16th Ebisu-Daikoku 100 km Marathon 10:53:17 h69
02.05 250km JPN21. Yamaguchi 100 Hagi-O-Kan Maranic 250 km 47:27:49 h196
26.04 112km JPN19th Fuji 5 Lakes 112 km Challenge 14:08:24 h190
11.01 100km JPN19th Miyako 100 km Ultramarathon 11:12:56 h16
2008
19.10 100km JPN14th River Shimanto 100km 10:57:55 h199
28.09 100km JPN11th Muraoka 100 km Ultra Marathon 11:23:57 h42
14.09 100km JPN8th Tango 100 km Ultramarathon 11:42:07 h143
22.06 100km JPN8th Nichinan Orochi 100 km Marathon 11:40:28 h109
25.05 100km JPN15th Ebisu-Daikoku 100 km Marathon 10:55:28 h49
03.05 140km JPN20. Yamaguchi 100 Hagi-O-Kan Maranic 140 km 21:20:05 h67
2007
14.10 100km JPN13th River Shimanto 100km 11:31:05 h331