Takuo (篠原沢雄) Shinohara
Born : 1972 Cat. M50 Ultrarunner since 2010 JPN
20
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
36
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
50,7%
Rank quotient ?This runner's calculation uses 20 eligible race(s): Σ(rank − 1) = 4 480; Σ finishers = 8 838. 4 480 / 8 838 × 100 = 50.69%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed20
Km — ultra races1 522 km
> 100 km2
Longest race110,0 km

Km per year (ultra races)

2022
150
2 races
2023
77
1 race
2024
77
1 race
2025
77
1 race
2026

Race types (share of distance)

Road53,2%
Trail46,8%