Hirofumi (北ノ園博文) Kitinoura
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Ultrarunner since 2016
6
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
26
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
Japan41,0%
Rank quotient ?This runner's calculation uses 6 eligible race(s): Σ(rank − 1) = 1 062; Σ finishers = 2 591. 1 062 / 2 591 × 100 = 40.99%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed6
Km — ultra races784 km
> 100 km3
> 160 km1
> 200 km1
Longest race276,0 km
Tachibana Bay Coast 273 Ultra Marathon — 2/11/2017
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road100,0%
Records
HISTORY
6 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2025 | ||||
| 25.05 | 100km | 31th Ebisu-Daikoku 100 km Marathon |
13:15:20 h | 307 |
| 2019 | ||||
| 13.01 | 100km | 4th Yakushima Ultramarathon |
13:38:55 h | 62 |
| 2018 | ||||
| 02.11 | 105km | Tachibana Bay Coast 105 Ultra Marathon |
13:30:35 h | 33 |
| 21.10 | 100km | 24th River Shimanto 100km |
11:48:45 h | 474 |
| 2017 | ||||
| 02.11 | 276km | Tachibana Bay Coast 273 Ultra Marathon |
2d 05:00:32 h | 56 |
| 2016 | ||||
| 04.11 | 103km | Tachibana Bay Coast 100 Ultra Marathon |
15:53:37 h | 136 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 2/11/2017 | Tachibana Bay Coast 273 Ultra Marathon | 276,00 | ×10 |
| ✓ 2 | 2/11/2018 | Tachibana Bay Coast 105 Ultra Marathon | 105,00 | ×4 |
| ✓ 3 | 4/11/2016 | Tachibana Bay Coast 100 Ultra Marathon | 103,00 | ×3 |
| ✓ 4 | 25/5/2025 | 31th Ebisu-Daikoku 100 km Marathon | 100,00 | ×3 |
| ✓ 5 | 13/1/2019 | 4th Yakushima Ultramarathon | 100,00 | ×3 |
| ✓ 6 | 21/10/2018 | 24th River Shimanto 100km | 100,00 | ×3 |