Katsuya (今西克也) Imanishi
Born : 1961 Cat. M65 Ultrarunner since 2014 JPN
23
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
40
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
9
Countries visited ?ALBAlbaniaBRABrazilEGYEgyptHKGHong KongJPNJapanKORSouth KoreaMEXMexicoPHIPhilippinesTPETaiwan
65,3%
Rank quotient ?This runner's calculation uses 23 eligible race(s): Σ(rank − 1) = 2 388; Σ finishers = 3 658. 2 388 / 3 658 × 100 = 65.28%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed32
Km — ultra races2 098 km
> 100 km5
> 160 km2
> 200 km2
Longest race250,0 km
1st Ultra X Mexico — 4/11/2019

Km per year (ultra races)

260
3 races
2022
100
1 race
2023
70
1 race
2024
200
2 races
2025
2026

Race types (share of distance)

Road19,3%
Trail58,3%
Stage22,4%

Wins & podiums (ultra)

🏆 Win0
🏆 Win M0
🏅 Top 30
🏅 Top 3 M1
Longest winning streak0
Current streak0