Kazuo (橋内和雄) Hashiuchi
Born : 1969 Cat. M55 Ultrarunner since 2015 JPN
25
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
47
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
7
Countries visited ?CHNChinaFRAFranceHKGHong KongITAItalyJPNJapanKORSouth KoreaTHAThailand
82,5%
Rank quotient ?This runner's calculation uses 25 eligible race(s): Σ(rank − 1) = 15 635; Σ finishers = 18 952. 15 635 / 18 952 × 100 = 82.50%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed25
Km — ultra races2 582 km
> 100 km9
> 160 km3
Longest race171,0 km

Km per year (ultra races)

321
3 races
2022
264
2 races
2023
252
3 races
2024
290
3 races
2025
97
1 race
2026

Race types (share of distance)

Road8,7%
Trail91,3%

HISTORY

25 race(s)
DateRacePerf.Rk
2026
14.03 97km CHN2nd Ultra-Trail Xiamen by UTMB - 100K 26:45:55 h258
2025
05.12 90km THA2nd Chiangmai Thailand by UTMB - ELEPHANT 100 24:25:39 h719
17.10 150km KOR12th TransJeju by UTMB - Jeju100M 36:00:04 h265
23.03 50km JPN32th Mt. Rocco Cannonball Run - 50 km Speed 8:11:32 h45
2024
07.12 93km THA1st Chiangmai Thailand by UTMB - ELEPHANT 100 26:13:54 h673
09.11 100km HKG11th TransLantau 100 by UTMB 31:32:38 h373
19.10 59km JPN8th Kyoto Grand Traverse 11:58:56 h244
2023
09.12 96.5km THA4th Doi Inthanon Thailand by UTMB - ELEPHANT 100 27:17:31 h582
21.04 167km JPN8th Ultra-Trail Mt. Fuji 43:56:37 h1653
2022
10.12 104km THA3rd Thailand by UTMB - 104km 28:36:46 h386
21.05 50km JPN8th Mt. Hiei Int. 50 km Trail Run 10:15:37 h479
22.04 167km JPN7th Ultra-Trail Mt. Fuji 42:34:56 h1432
2020
18.01 100km HKG10th Hong Kong 100 Ultra Trail Race 24:42:07 h1022
2019
13.07 100km JPN12th OSJ Ontake 100km Ultra Trail 16:48:52 h546
23.03 112km JPN20th Mt. Rocco Cannonball Run - 112 km Power 22:28:25 h131
19.01 100km HKG9th Hong Kong 100 Ultra Trail Race 26:04:59 h933
2018
31.08 171km FRA16ème Ultra Trail Tour du Mont Blanc 46:07:35 h1727
24.03 112km JPN18th Mt. Rocco Cannonball Run - 112 km Power 22:53:33 h139
27.01 100km HKG8th Hong Kong 100 Ultra Trail Race 23:48:33 h1209
2017
23.09 129km JPN4th SkyView Ultra-Trail 120 - Yamada Noboru Memorial Cup 33:38:52 h461
28.05 65km JPN2nd Osorakan-Trail 12:58:29 h187
2016
24.08 119km ITA7ème Sur les Traces des Ducs de Savoie 32:36:53 h1019
16.07 100km JPN9th OSJ Ontake 100km Ultra Trail 15:25:42 h458
2015
18.07 100km JPN8th OSJ Ontake 100km Ultra Trail 15:59:37 h432
30.05 50km JPN7th OSJ Okukuji Trail 50k 13:43:01 h287