Kazuhiko (神尾和彦) Kamio
ID 817211
Born : 1973 Cat. M50 Ultrarunner since 2016 JPN
37
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
59,6%
Rank quotient ?This runner's calculation uses 37 eligible race(s): Σ(rank − 1) = 11 827; Σ finishers = 19 844. 11 827 / 19 844 × 100 = 59.60%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed37
Km — ultra races3 432 km
> 100 km3
Longest race102,0 km
5th Okuizumo Ultra Orochi 100km Tooashi — 13/4/2019

Km per year (ultra races)

293
4 races
2022
440
5 races
2023
650
7 races
2024
300
3 races
2025
300
3 races
2026

Race types (share of distance)

Road100,0%

Records

50 km6h14'17100 km11h28'43

HISTORY

37 race(s)
DateRacePerf.Rk
2026
14.06 100km JPN5. OSJ Aizu Bandaisan Ultramarathon - 100 km 13:45:59 h138
31.05 100km JPN1st Nara Ultra Marathon 13:49:57 h1581
19.04 100km JPN36th Fuji 4 Lakes 100 km Challenge 13:08:18 h857
2025
05.10 100km JPN6th Mine Akiyoshidai Geopark Ultra Marathon 13:25:02 h51
08.06 100km JPN19th Iwate Ginga 100km Marathon Challenge 12:25:47 h318
20.04 100km JPN25. Okukumano 100 km Ultramarathon 12:46:06 h138
2024
08.12 100km JPN5th Tobishima Ultra Marathon 11:28:43 h55
20.10 100km JPN6th Yasaka Ultra Marathon in Hamada - 100 km 12:45:45 h25
29.09 100km JPN27th Muraoka 100 km Ultra Marathon 12:47:41 h167
09.06 100km JPN12th Hida Takayama 100 km Ultramarathon 12:26:39 h642
19.05 100km JPN30th Yatsugatake Nobeyama 100 km 12:50:17 h484
21.04 100km JPN3rd Suo-Oshima Ultra Marathon - 100 km 11:53:12 h56
05.04 50km JPN3rd Ultra Udon Maranic 6:14:17 h7
2023
21.10 100km JPN6th Iki 100 km Ultra Marathon 12:08:49 h143
17.09 100km JPN21th Tango 100 km Ultramarathon 13:15:02 h400
04.06 78km JPN30. Ultramarathon Okumusashi 9:32:50 h310
27.05 62km JPN11th Tojinbo 62 km Ultramarathon 7:13:15 h37
23.04 100km JPN14th 100 km Ultra Maranic Osaka 12:21:55 h141
2022
12.06 84.39km JPN6th JAL Mukatsuku Double Marathon 11:51:28 h285
28.05 52km JPN10th Tojinbo 52 km Ultramarathon 6:28:09 h23
22.05 100km JPN1st Suo-Oshima Ultra Marathon - 100 km 15:09:35 h146
07.05 57km JPN2nd Kimitsu Ultra Marathon 7:29:05 h141
2021
31.10 55km JPN2nd Yamadera Zao 100 km Ultra Marathon 7:34:49 h118
2019
08.12 100km JPN2nd Tobishima Ultra Marathon 14:26:26 h222
29.09 100km JPN3rd Yasaka Ultra Marathon in Hamada - 100 km 15:54:59 h140
16.06 100km JPN14. Okinoshima 100km Ultra Marathon 14:15:31 h428
12.05 100km JPN26th Ebisu-Daikoku 100 km Marathon 13:47:23 h399
21.04 100km JPN11th 100 km Ultra Maranic Osaka 14:41:35 h473
13.04 102km JPN5th Okuizumo Ultra Orochi 100km Tooashi 15:08:01 h378
2018
09.12 100km JPN1st Tobishima Ultra Marathon 14:34:16 h144
14.04 102km JPN4th Okuizumo Ultra Orochi 100km Tooashi 14:56:44 h276
2017
15.10 100km JPN23rd River Shimanto 100km 13:54:17 h1333
24.09 88km JPN20th Muraoka 88 km Ultra Marathon 13:23:55 h191
23.04 100km JPN9th 100 km Ultra Maranic Osaka 13:45:06 h316
15.04 102km JPN3rd Okuizumo Ultra Orochi 100km Tooashi 14:31:44 h241
2016
18.09 100km JPN16th Tango 100 km Ultramarathon 13:27:47 h903
24.04 100km JPN8th 100 km Ultra Maranic Osaka 12:12:23 h157