Hideyuki (北向秀行) Kitamukai
Born : 1981 Cat. M45 Ultrarunner since 2019 JPN
33
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
29,2%
Rank quotient ?This runner's calculation uses 33 eligible race(s): Σ(rank − 1) = 5 772; Σ finishers = 19 779. 5 772 / 19 779 × 100 = 29.18%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed33
Km — ultra races3 421 km
> 100 km5
> 160 km2
> 200 km1
Longest race206,0 km

Km per year (ultra races)

718
7 races
2022
747
7 races
2023
635
6 races
2024
397
5 races
2025
200
2 races
2026

Race types (share of distance)

Road96,6%
Trail3,4%

HISTORY

33 race(s)
DateRacePerf.Rk
2026
17.05 100km JPN32th Yatsugatake Nobeyama 100 km 12:59:38 h583
18.04 100km JPN5th Atsumi Peninsula Ultra Nature Run - 100km 13:31:40 h59
2025
15.11 50km JPN11th FunTrails50K Round 9:16:52 h184
19.10 70km JPN32. Ultramarathon Okumusashi 7:44:19 h97
28.09 76.5km JPN3rd Mina no Tenku Ultra Marathon 9:08:00 h42
18.05 100km JPN31th Yatsugatake Nobeyama 100 km 13:11:56 h627
26.01 100km JPN35th Miyako 100 km Ultramarathon 11:53:44 h59
2024
20.10 70km JPN31. Ultramarathon Okumusashi 7:30:41 h119
15.09 100km JPN22th Tango 100 km Ultramarathon 13:02:26 h408
14.07 65km JPN15th Nozawa Onsen 4100D Mountain Trail 11:41:04 h122
19.05 100km JPN30th Yatsugatake Nobeyama 100 km 11:59:30 h263
09.03 200km JPN14th Little Edo Oedo 200k 35:28:13 h212
21.01 100km JPN34th Miyako 100 km Ultramarathon 10:51:33 h39
2023
11.11 100km JPN10th Michikusa-Ultra, Minamiizu 100 km 11:41:27 h25
28.10 147km JPN5th Autumn leaves in Okumusashi / Chichibu Journey run 23:51:21 h91
15.10 100km JPN29th River Shimanto 100km 10:58:55 h239
25.06 100km JPN38. Lake Saroma 100 km Ultramarathon 10:45:10 h497
11.06 100km JPN17th Iwate Ginga 100km Marathon Challenge 11:23:10 h156
21.05 100km JPN29th Yatsugatake Nobeyama 100 km 11:56:55 h154
22.01 100km JPN33th Miyako 100 km Ultramarathon 10:27:00 h25
2022
18.12 100km JPN5th Okinawa 100km Ultramarathon 9:56:43 h47
09.10 100km JPN14th Echigo Kubikino 100km Ultramarathon 9:58:46 h73
17.09 100km JPN1st Furano Biei Nature Run 100km 10:48:01 h10
12.06 100km JPN10th Hida Takayama 100 km Ultramarathon 10:54:55 h188
05.06 100km JPN1. OSJ Aizu Bandaisan Ultramarathon - 100 km 10:46:04 h50
22.05 100km JPN28th Yatsugatake Nobeyama 100 km 12:01:22 h250
17.04 118km JPN32th Fuji 5 Lakes 118 km Challenge 13:45:26 h167
2021
09.10 100km JPN9th Tokyo Shibamata 100 km 11:15:43 h93
2020
22.02 206km JPN10th Little Edo Oedo 205k 31:37:01 h78
19.01 100km JPN30th Miyako 100 km Ultramarathon 10:25:46 h52
2019
07.10 118km JPN1st Fuji 5 Lakes 118 km Autumn Challenge 13:41:20 h55
08.09 100km JPN7th 100 km Ultramarathon Hakusan-Shirakawago 12:15:24 h131
21.04 100km JPN29th Fuji 5 Lakes 100 km Challenge 12:20:25 h610