Naoshi (原田直) Harada
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Born : 1953
Cat. M70 Ultrarunner since 2013
9
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
24
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
Japan29,9%
Rank quotient ?This runner's calculation uses 9 eligible race(s): Σ(rank − 1) = 1 757; Σ finishers = 5 871. 1 757 / 5 871 × 100 = 29.93%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed9
Km — ultra races678 km
Longest race100,0 km
6th Tokyo Shibamata 100 km — 3/6/2018
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road100,0%
Records
HISTORY
9 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2023 | ||||
| 27.05 | 62km | 11th Tojinbo 62 km Ultramarathon |
7:05:42 h | 27 |
| 2022 | ||||
| 03.07 | 8h | 28th 8-Hour Endurance Race Tokorozawa |
53.900 km | 160 |
| 2021 | ||||
| 04.07 | 8h | 27th 8-Hour Endurance Race Tokorozawa |
63.700 km | 164 |
| 2020 | ||||
| 05.07 | 8h | 26th 8-Hour Endurance Race Tokorozawa |
58.800 km | 127 |
| 2018 | ||||
| 03.06 | 100km | 6th Tokyo Shibamata 100 km |
11:15:24 h | 253 |
| 14.04 | 70km | 13th Toda Saiko 70 km |
7:19:30 h | 191 |
| 2016 | ||||
| 09.04 | 70km | 11th Toda Saiko 70 km |
7:49:46 h | 233 |
| 2015 | ||||
| 06.06 | 100km | 3rd Tokyo Shibamata 100 km |
11:12:12 h | 334 |
| 2013 | ||||
| 01.06 | 100km | 1st Tokyo Shibamata 100 km |
11:12:20 h | 277 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 3/6/2018 | 6th Tokyo Shibamata 100 km | 100,00 | ×4 |
| ✓ 2 | 6/6/2015 | 3rd Tokyo Shibamata 100 km | 100,00 | ×4 |
| ✓ 3 | 1/6/2013 | 1st Tokyo Shibamata 100 km | 100,00 | ×4 |
| ✓ 4 | 14/4/2018 | 13th Toda Saiko 70 km | 70,00 | ×2 |
| ✓ 5 | 9/4/2016 | 11th Toda Saiko 70 km | 70,00 | ×2 |
| ✓ 6 | 4/7/2021 | 27th 8-Hour Endurance Race Tokorozawa | 63,70 | ×2 |
| ✓ 7 | 27/5/2023 | 11th Tojinbo 62 km Ultramarathon | 62,00 | ×2 |
| ✓ 8 | 5/7/2020 | 26th 8-Hour Endurance Race Tokorozawa | 58,80 | ×2 |
| ✓ 9 | 3/7/2022 | 28th 8-Hour Endurance Race Tokorozawa | 53,90 | ×2 |