Yusuke (松尾雄介) Matsuo
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Ultrarunner since 2025
5
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
16
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
Japan33,3%
Rank quotient ?This runner's calculation uses 5 eligible race(s): Σ(rank − 1) = 276; Σ finishers = 828. 276 / 828 × 100 = 33.33%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed5
Km — ultra races337 km
Longest race100,0 km
6th Mine Akiyoshidai Geopark Ultra Marathon — 5/10/2025
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road54,7%
Trail45,3%
Records
HISTORY
5 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2026 | ||||
| 06.06 | 53km | 9th Mizukami Mountain Party |
10:38:14 h | 63 |
| 24.05 | 50km | 11th Akiyoshidai Karst Trail Run |
6:40:23 h | 37 |
| 11.01 | 50km | 1st Kusenbu Quest 50 |
8:58:13 h | 19 |
| 2025 | ||||
| 05.10 | 100km | 6th Mine Akiyoshidai Geopark Ultra Marathon |
12:46:10 h | 33 |
| 08.06 | 84.39km | 9th JAL Mukatsuku Double Marathon |
9:53:43 h | 129 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 5/10/2025 | 6th Mine Akiyoshidai Geopark Ultra Marathon | 100,00 | ×6 |
| ✓ 2 | 8/6/2025 | 9th JAL Mukatsuku Double Marathon | 84,39 | ×5 |
| ✓ 3 | 6/6/2026 | 9th Mizukami Mountain Party | 53,00 | ×3 |
| ✓ 4 | 24/5/2026 | 11th Akiyoshidai Karst Trail Run | 50,00 | ×3 |
| ✓ 5 | 11/1/2026 | 1st Kusenbu Quest 50 | 50,00 | ×3 |