Jun (大友淳) Otomo
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Born : 1981
Cat. M45 Ultrarunner since 2016
11
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
30
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
Japan31,9%
Rank quotient ?This runner's calculation uses 11 eligible race(s): Σ(rank − 1) = 2 521; Σ finishers = 7 912. 2 521 / 7 912 × 100 = 31.86%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed11
Km — ultra races1 043 km
> 100 km3
> 160 km1
Longest race167,0 km
7th Ultra-Trail Mt. Fuji (UTMF) — 22/4/2022
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road19,2%
Trail80,8%
Records
HISTORY
11 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2025 | ||||
| 18.07 | 100km | 1st Watershed Trail |
46:55:12 h | 18 |
| 08.06 | 100km | 19th Iwate Ginga 100km Marathon Challenge |
10:11:28 h | 106 |
| 2023 | ||||
| 23.04 | 100km | 8th Tamagawa Ultra Marathon - 100 km |
10:16:50 h | 9 |
| 2022 | ||||
| 22.04 | 167km | 7th Ultra-Trail Mt. Fuji |
38:08:11 h | 830 |
| 2018 | ||||
| 09.12 | 71.7km | 5th Izu Trail Journey |
10:48:25 h | 340 |
| 22.09 | 129km | 5th SkyView Ultra-Trail 120 - Yamada Noboru Memorial Cup |
30:50:20 h | 264 |
| 12.05 | 108.7km | 2nd Aso Round Trail |
21:53:16 h | 81 |
| 2017 | ||||
| 10.12 | 71.7km | 4th Izu Trail Journey |
10:28:15 h | 225 |
| 25.06 | 72.7km | 4. Spatrail - Shima to Kusatsu |
11:08:16 h | 275 |
| 2016 | ||||
| 11.12 | 71.7km | 3rd Izu Trail Journey |
11:11:48 h | 356 |
| 06.11 | 50km | 3rd Nakanoto Treasure Trail Run Festival |
6:53:23 h | 28 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 22/4/2022 | 7th Ultra-Trail Mt. Fuji (UTMF) | 167,00 | ×5 |
| ✓ 2 | 22/9/2018 | 5th SkyView Ultra-Trail 120 - Yamada Noboru Memorial Cup | 129,00 | ×4 |
| ✓ 3 | 12/5/2018 | 2nd Aso Round Trail | 108,70 | ×3 |
| ✓ 4 | 18/7/2025 | 1st Watershed Trail | 100,00 | ×3 |
| ✓ 5 | 8/6/2025 | 19th Iwate Ginga 100km Marathon Challenge | 100,00 | ×3 |
| ✓ 6 | 23/4/2023 | 8th Tamagawa Ultra Marathon - 100 km | 100,00 | ×3 |
| ✓ 7 | 25/6/2017 | 4. Spatrail - Shima to Kusatsu | 72,70 | ×2 |
| ✓ 8 | 9/12/2018 | 5th Izu Trail Journey | 71,70 | ×2 |
| ✓ 9 | 10/12/2017 | 4th Izu Trail Journey | 71,70 | ×2 |
| ✓ 10 | 11/12/2016 | 3rd Izu Trail Journey | 71,70 | ×2 |
| ✓ 11 | 6/11/2016 | 3rd Nakanoto Treasure Trail Run Festival | 50,00 | ×1 |