Jiae (高知愛) Ko
ID 2109249
Born : 1965 Cat. W60 Ultrarunner since 2016 JPN
42
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
59,8%
Rank quotient ?This runner's calculation uses 42 eligible race(s): Σ(rank − 1) = 11 398; Σ finishers = 19 059. 11 398 / 19 059 × 100 = 59.80%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed42
Km — ultra races3 822 km
> 100 km5
> 24h1
Longest race140,0 km
29. Yamaguchi 100 Hagi-O-Kan Maranic 140 km — 3/5/2017

Km per year (ultra races)

552
6 races
2022
404
5 races
2023
615
7 races
2024
516
6 races
2025
84
1 race
2026

Race types (share of distance)

Road86,4%
Trail13,6%

Wins & podiums (ultra)

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

Records

50 km6h35'30100 km11h38'2424 h67,60 km

HISTORY

42 race(s)
DateRacePerf.Rk
2026
14.06 84.39km JPN10th JAL Mukatsuku Double Marathon 12:03:00 h309
2025
20.07 99.5km JPN17th OSJ Ontake 100km Ultra Trail 15:35:25 h490
29.06 100km JPN40. Lake Saroma 100 km Ultramarathon 12:38:55 h1438
08.06 84.39km JPN9th JAL Mukatsuku Double Marathon 10:32:22 h182
25.05 100km JPN31th Ebisu-Daikoku 100 km Marathon 12:36:18 h224
03.05 70km JPN33. Mukogawa Yurikamome Ultra Marathon 7:48:48 h194
12.04 62km JPN7th Okuizumo Ultra Orochi 60km Tooashi 7:15:19 h46
2024
03.11 52km JPN6th Saioto Colors 10:07:50 h55
20.10 100km JPN30th River Shimanto 100km 12:12:33 h515
09.06 84.39km JPN8th JAL Mukatsuku Double Marathon 10:24:15 h154
26.05 100km JPN30th Ebisu-Daikoku 100 km Marathon 13:20:27 h183
03.05 70km JPN32. Mukogawa Yurikamome Ultra Marathon 7:46:56 h164
21.04 100km JPN15th 100 km Ultra Maranic Osaka 12:20:03 h118
23.03 109km JPN2nd Hiroshima Wangan Trail Run 33:40:52 h489
2023
04.11 50km JPN5th Saioto Colors 10:24:28 h54
25.06 100km JPN38. Lake Saroma 100 km Ultramarathon 12:29:56 h1325
11.06 84.39km JPN7th JAL Mukatsuku Double Marathon 11:13:00 h141
28.05 100km JPN29th Ebisu-Daikoku 100 km Marathon 13:07:08 h193
03.05 70km JPN31. Mukogawa Yurikamome Ultra Marathon 8:08:43 h208
2022
11.12 100km JPN3rd Tobishima Ultra Marathon 13:30:35 h123
17.07 100km JPN2nd Yamaguchi Hagi Return 15:14:20 h60
12.06 84.39km JPN6th JAL Mukatsuku Double Marathon 10:33:40 h174
23.05 100km JPN28th Ebisu-Daikoku 100 km Marathon 13:37:52 h192
22.05 100km JPN1st Suo-Oshima Ultra Marathon - 100 km 13:04:33 h76
20.03 24h JPN2nd GGR-solo-24h 67.600 km26
2021
18.07 100km JPN1st Yamaguchi Hagi Return 14:41:59 h101
2019
29.09 100km JPN3rd Yasaka Ultra Marathon in Hamada - 100 km 13:27:33 h33
15.09 100km JPN10th Akiota Yajirushi Marathon 100km 12:48:23 h104
09.06 84.39km JPN3rd JAL Mukatsuku Double Marathon 10:15:25 h151
12.05 100km JPN26th Ebisu-Daikoku 100 km Marathon 12:37:57 h208
13.04 102km JPN5th Okuizumo Ultra Orochi 100km Tooashi 13:21:57 h204
2018
16.09 100km JPN9th Akiota Yajirushi Marathon 100km 12:49:09 h114
24.06 100km JPN33. Lake Saroma 100 km Ultramarathon 11:38:24 h1141
17.06 50km JPN13. Okinoshima 50km Ultra Marathon 6:35:30 h145
27.05 100km JPN25th Ebisu-Daikoku 100 km Marathon 13:52:03 h338
14.04 102km JPN4th Okuizumo Ultra Orochi 100km Tooashi 15:51:43 h367
2017
01.10 70km JPN1st Yasaka Ultra Marathon in Hamada - 70 km 11:40:02 h40
18.06 100km JPN12. Okinoshima 100km Ultra Marathon 13:19:32 h221
28.05 100km JPN24th Ebisu-Daikoku 100 km Marathon 13:39:28 h301
03.05 140km JPN29. Yamaguchi 100 Hagi-O-Kan Maranic 140 km 23:35:00 h272
15.04 102km JPN3rd Okuizumo Ultra Orochi 100km Tooashi 14:27:31 h236
2016
29.05 100km JPN23rd Ebisu-Daikoku 100 km Marathon 13:26:25 h331