Kazuya (瀬谷一也) Seya
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Born : 1962
Cat. M60 Ultrarunner since 2014
29
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
49
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 ?Japan
Japan32,2%
Rank quotient ?This runner's calculation uses 29 eligible race(s): Σ(rank − 1) = 7 940; Σ finishers = 24 693. 7 940 / 24 693 × 100 = 32.15%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed29
Km — ultra races2 639 km
> 100 km8
Longest race118,0 km
32th Fuji 5 Lakes 118 km Challenge — 17/4/2022
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road70,1%
Trail29,9%
Records
HISTORY
29 race(s)| Runner | Races in common |
|---|---|