Toshiaki (小田敏明) Oda
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Born : 1964
Cat. M60 Ultrarunner since 2022
8
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
25
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
Japan49,1%
Rank quotient ?This runner's calculation uses 8 eligible race(s): Σ(rank − 1) = 4 788; Σ finishers = 9 759. 4 788 / 9 759 × 100 = 49.06%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed8
Km — ultra races667 km
Longest race100,0 km
41. Lake Saroma 100 km Ultramarathon — 28/6/2026
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road81,3%
Trail18,7%
Records
HISTORY
8 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2026 | ||||
| 28.06 | 100km | 41. Lake Saroma 100 km Ultramarathon |
13:00:01 h | 2607 |
| 19.04 | 80km | 36th Fuji 4 Lakes 80 km Challenge |
10:51:12 h | 161 |
| 2025 | ||||
| 29.06 | 100km | 40. Lake Saroma 100 km Ultramarathon |
9:49:31 h | 282 |
| 26.04 | 70km | 4th KAI 70k |
13:45:19 h | 276 |
| 2024 | ||||
| 06.07 | 55km | 2nd Shiga Kogen 55 |
7:54:53 h | 65 |
| 21.04 | 62km | 34th Fuji 3 Lakes 62 km Challenge |
5:58:31 h | 40 |
| 2023 | ||||
| 16.04 | 100km | 33th Fuji 4 Lakes 100 km Challenge |
14:02:50 h | 1122 |
| 2022 | ||||
| 17.04 | 100km | 32th Fuji 5 Lakes 100 km Challenge |
10:56:57 h | 243 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 28/6/2026 | 41. Lake Saroma 100 km Ultramarathon | 100,00 | ×4 |
| ✓ 2 | 29/6/2025 | 40. Lake Saroma 100 km Ultramarathon | 100,00 | ×4 |
| ✓ 3 | 16/4/2023 | 33th Fuji 4 Lakes 100 km Challenge | 100,00 | ×4 |
| ✓ 4 | 17/4/2022 | 32th Fuji 5 Lakes 100 km Challenge | 100,00 | ×4 |
| ✓ 5 | 19/4/2026 | 36th Fuji 4 Lakes 80 km Challenge | 80,00 | ×3 |
| ✓ 6 | 26/4/2025 | 4th KAI 70k | 70,00 | ×2 |
| ✓ 7 | 21/4/2024 | 34th Fuji 3 Lakes 62 km Challenge | 62,00 | ×2 |
| ✓ 8 | 6/7/2024 | 2nd Shiga Kogen 55 | 55,00 | ×2 |