Hiroyasu (有馬広泰) Arima
Born : 1974 Cat. M50 Ultrarunner since 2008 JPN
21
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
41
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
28,3%
Rank quotient ?This runner's calculation uses 21 eligible race(s): Σ(rank − 1) = 3 185; Σ finishers = 11 236. 3 185 / 11 236 × 100 = 28.35%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed21
Km — ultra races2 255 km
> 100 km10
> 160 km8
Longest race167,0 km

Km per year (ultra races)

334
2 races
2022
163
1 race
2023
328
2 races
2024
380
3 races
2025
58
1 race
2026

Race types (share of distance)

Trail100,0%