Kazuha (松井一葉) Matsui
External sources
Loading FFA
Loading MV
FFA diagnostics
Run “Search / refresh FFA” to see each season, HTTP response, candidate and DUV comparison.
MarathonView diagnostics
Run “Refresh MV” to see login, session validation and parser status.
Cached locally. Empty refreshes never erase the last valid snapshot.
Born : 1958
Cat. W65 Ultrarunner since 2003
57
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
71
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
4
Countries visited ?Japan
South Korea
Thailand
Taiwan
JapanSouth KoreaThailandTaiwan15,8%
Rank quotient ?This runner's calculation uses 61 eligible race(s): Σ(rank − 1) = 8 481; Σ finishers = 53 658. 8 481 / 53 658 × 100 = 15.81%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed61
Km — ultra races6 803 km
> 100 km22
> 160 km13
> 200 km5
> 24h7
> 48h5
Longest race305,1 km
9th Taipei 48hr Ultra Marathon — 7/2/2020
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road64,5%
Trail35,5%
Wins & podiums (ultra)
🏆 Win0
🏆 Win F5
🏅 Top 30
🏅 Top 3 F13
Longest winning streak0
Current streak0
HISTORY
61 race(s) · 23 split(s) nested| Runner | Races in common |
|---|---|