Miyuki (郡美由紀) Koori
Born : 1963 Cat. W60 Ultrarunner since 2005 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
67,2%
Rank quotient ?This runner's calculation uses 26 eligible race(s): Σ(rank − 1) = 8 147; Σ finishers = 12 121. 8 147 / 12 121 × 100 = 67.21%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed26
Km — ultra races2 555 km
> 100 km2
Longest race103,0 km

Km per year (ultra races)

2022
2023
50
1 race
2024
2025
2026

Race types (share of distance)

Road92,2%
Trail7,8%

HISTORY

26 race(s)
DateRacePerf.Rk
2024
04.02 50km JPN3rd Amami yori yori Run 7:47:28 h36
2019
08.12 100km JPN2nd Tobishima Ultra Marathon 13:23:21 h145
21.04 100km JPN1st Yamadera Zao 100 km Ultra Marathon 14:23:05 h80
13.01 100km JPN4th Yakushima Ultramarathon 14:54:52 h111
2018
20.10 100km JPN9th Inagawa 100km Ultra-Marathon 15:23:06 h166
03.06 100km JPN1st Nanto 100 km Ultramarathon 13:51:13 h131
2017
21.10 100km JPN8th Inagawa 100km Ultra-Marathon 13:50:08 h79
08.01 100km JPN2nd Yakushima Ultramarathon 13:42:00 h39
2016
11.09 100km JPN4th 100 km Ultramarathon Hakusan-Shirakawago 14:15:25 h469
06.03 100km JPN2nd Nagoura Marathon 100 km 14:55:42 h285
17.01 100km JPN26th Miyako 100 km Ultramarathon 12:44:41 h208
2015
17.10 100km JPN6th Inagawa 100km Ultra-Marathon 13:41:06 h93
17.05 100km JPN21st Yatsugatake Nobeyama 100 km 13:55:56 h1385
11.04 102km JPN1st Okuizumo Ultra Orochi 100km Tooashi 13:51:55 h92
2014
10.05 103km JPN3rd Tojinbo 103 km Ultramarathon 14:51:42 h152
2013
26.05 100km JPN20th Ebisu-Daikoku 100 km Marathon 13:53:47 h303
2012
21.10 100km JPN1st Noto Peninsula 100 km Ultra Marathon 13:51:48 h239
22.04 100km JPN14. Okukumano 100 km Ultramarathon 12:45:47 h79
2011
25.09 100km JPN14th Muraoka 100 km Ultra Marathon 13:33:58 h185
2010
09.10 100km JPN8th Echigo Kubikino 100km Ultramarathon 12:10:57 h457
13.06 100km JPN6th Iwate Ginga 100km Marathon Challenge 12:32:23 h199
2009
18.10 100km JPN15th River Shimanto 100km 11:34:43 h355
2008
14.09 100km JPN8th Tango 100 km Ultramarathon 13:44:53 h468
2007
22.09 100km JPN17. Akita Nairiku 100km Marathon 12:45:15 h625
20.05 100km JPN13th Yatsugatake Nobeyama 100 km 12:49:02 h350
2005
26.06 100km JPNOpen Race at IAU 100km WC Yubetsu (20. Lake Saroma 100 km Ultramarathon) 12:41:56 h1442