Kunihiro (今里邦浩) Imasato
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13
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
32
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
65,9%
Rank quotient ?This runner's calculation uses 13 eligible race(s): Σ(rank − 1) = 2 371; Σ finishers = 3 598. 2 371 / 3 598 × 100 = 65.90%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed13
Km — ultra races1 169 km
> 100 km3
> 160 km1
Longest race173,0 km
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road56,2%
Trail43,8%
Records
HISTORY
13 race(s)| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 4/5/2025 | 19th Nagasaki Tachibana Gulf Coast Super Maranic 173 | 173,00 | ×5 |
| ✓ 2 | 11/5/2024 | 2nd Aso Volcano Trail | 115,10 | ×3 |
| ✓ 3 | 16/11/2024 | 3rd Kumagawa Revival Trail | 101,00 | ×3 |
| ✓ 4 | 5/10/2025 | 6th Mine Akiyoshidai Geopark Ultra Marathon | 100,00 | ×3 |
| ✓ 5 | 8/12/2024 | 5th Tobishima Ultra Marathon | 100,00 | ×3 |
| ✓ 6 | 20/10/2024 | 6th Yasaka Ultra Marathon in Hamada - 100 km | 100,00 | ×3 |
| ✓ 7 | 21/4/2024 | 3rd Suo-Oshima Ultra Marathon - 100 km | 100,00 | ×3 |
| ✓ 8 | 8/6/2025 | 9th JAL Mukatsuku Double Marathon | 84,39 | ×2 |
| ✓ 9 | 14/12/2025 | 12th Izu Trail Journey | 70,00 | ×2 |
| ✓ 10 | 23/7/2023 | 11th Kirishima Ebino-kougen Extreme Trail | 66,00 | ×2 |
| ✓ 11 | 28/5/2023 | 8th Akiyoshidai Karst Trail Run | 60,00 | ×1 |
| ✓ 12 | 19/4/2026 | 8th Onigajo Peaks Trail | 50,00 | ×1 |
| ✓ 13 | 17/12/2023 | 7th Minami-aso caldera Trail | 50,00 | ×1 |