Kaho (中川香穂) Nakagawa
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Ultrarunner since 2022
8
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
23
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
Japan68,1%
Rank quotient ?This runner's calculation uses 8 eligible race(s): Σ(rank − 1) = 4 583; Σ finishers = 6 733. 4 583 / 6 733 × 100 = 68.07%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed8
Km — ultra races621 km
Longest race100,0 km
35th Fuji 4 Lakes 100 km Challenge — 20/4/2025
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road100,0%
Records
HISTORY
8 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2026 | ||||
| 14.06 | 84.39km | 10th JAL Mukatsuku Double Marathon |
12:15:18 h | 325 |
| 19.04 | 80km | 36th Fuji 4 Lakes 80 km Challenge |
11:03:36 h | 184 |
| 2025 | ||||
| 20.04 | 100km | 35th Fuji 4 Lakes 100 km Challenge |
13:57:32 h | 1484 |
| 2024 | ||||
| 15.12 | 100km | 7th Okinawa 100km Ultramarathon |
13:32:26 h | 417 |
| 09.06 | 71km | 12th Hida Takayama 71 km Ultramarathon |
9:34:51 h | 427 |
| 21.04 | 62km | 34th Fuji 3 Lakes 62 km Challenge |
8:21:43 h | 473 |
| 2023 | ||||
| 16.04 | 62km | 33th Fuji 3 Lakes 62 km Challenge |
9:11:35 h | 559 |
| 2022 | ||||
| 17.04 | 62km | 32th Fuji 5 Lakes 62 km Challenge |
9:32:01 h | 722 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 20/4/2025 | 35th Fuji 4 Lakes 100 km Challenge | 100,00 | ×4 |
| ✓ 2 | 15/12/2024 | 7th Okinawa 100km Ultramarathon | 100,00 | ×4 |
| ✓ 3 | 14/6/2026 | 10th JAL Mukatsuku Double Marathon | 84,39 | ×3 |
| ✓ 4 | 19/4/2026 | 36th Fuji 4 Lakes 80 km Challenge | 80,00 | ×3 |
| ✓ 5 | 9/6/2024 | 12th Hida Takayama 71 km Ultramarathon | 71,00 | ×3 |
| ✓ 6 | 21/4/2024 | 34th Fuji 3 Lakes 62 km Challenge | 62,00 | ×2 |
| ✓ 7 | 16/4/2023 | 33th Fuji 3 Lakes 62 km Challenge | 62,00 | ×2 |
| ✓ 8 | 17/4/2022 | 32th Fuji 5 Lakes 62 km Challenge | 62,00 | ×2 |