Yuichi (大野祐一) Ono
External sources
Loading FFA
Loading MV
FFA diagnostics
Run “Search / refresh FFA” to see each season, HTTP response, candidate and DUV comparison.
MarathonView diagnostics
Run “Refresh MV” to see login, session validation and parser status.
Cached locally. Empty refreshes never erase the last valid snapshot.
Born : 1975
Cat. M50 Ultrarunner since 2018
17
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
33
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
Japan18,4%
Rank quotient ?This runner's calculation uses 17 eligible race(s): Σ(rank − 1) = 1 709; Σ finishers = 9 313. 1 709 / 9 313 × 100 = 18.35%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed17
Km — ultra races1 372 km
> 100 km5
> 160 km1
Longest race162,2 km
17th Shinetsu Five Mountains Trail 100 mile — 13/9/2025
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road12,5%
Trail87,5%
HISTORY
17 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2025 | ||||
| 14.12 | 70km | 12th Izu Trail Journey |
12:17:24 h | 527 |
| 13.09 | 162.2km | 17th Shinetsu Five Mountains Trail 100 mile |
31:44:37 h | 190 |
| 14.06 | 48km | 4th KTF Trail running race - Rockin Bear |
4:57:51 h | 25 |
| 2024 | ||||
| 15.06 | 48km | 3rd KTF Trail running race - Rockin Bear |
5:42:14 h | 43 |
| 08.06 | 100.8km | 4th Okushinano 100 |
17:06:37 h | 204 |
| 2023 | ||||
| 10.06 | 100.8km | 3rd Okushinano 100 |
13:27:59 h | 31 |
| 2022 | ||||
| 18.09 | 109km | 14th Shinetsu Five Mountains Trail 110km |
15:10:09 h | 13 |
| 04.09 | 50km | 11th Hakuba Int. Trail Run |
5:52:02 h | 12 |
| 02.07 | 85km | 12th Utsukushigahara 85 km Trail Run |
14:21:57 h | 35 |
| 11.06 | 100.8km | 2nd Okushinano 100 |
13:15:00 h | 28 |
| 21.05 | 50mi | 8th Mt. Hiei Int. 50 Mile Trail Run |
11:18:46 h | 56 |
| 2021 | ||||
| 12.12 | 69.1km | 8th Izu Trail Journey |
8:19:33 h | 69 |
| 2020 | ||||
| 13.12 | 66km | 7th Izu Trail Journey |
8:33:34 h | 131 |
| 18.10 | 54km | 7th Shigakogen Extreme Trail |
8:00:21 h | 55 |
| 2019 | ||||
| 29.09 | 57km | 11th Shinshu-Togakushi Trail Run Race |
8:30:07 h | 21 |
| 19.05 | 100km | 25th Yatsugatake Nobeyama 100 km |
11:27:54 h | 262 |
| 2018 | ||||
| 20.05 | 71km | 24th Yatsugatake Nobeyama 71 km |
7:34:13 h | 24 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 13/9/2025 | 17th Shinetsu Five Mountains Trail 100 mile | 162,20 | ×4 |
| ✓ 2 | 18/9/2022 | 14th Shinetsu Five Mountains Trail 110km | 109,00 | ×3 |
| ✓ 3 | 8/6/2024 | 4th Okushinano 100 | 100,80 | ×3 |
| ✓ 4 | 10/6/2023 | 3rd Okushinano 100 | 100,80 | ×3 |
| ✓ 5 | 11/6/2022 | 2nd Okushinano 100 | 100,80 | ×3 |
| ✓ 6 | 19/5/2019 | 25th Yatsugatake Nobeyama 100 km | 100,00 | ×3 |
| ✓ 7 | 2/7/2022 | 12th Utsukushigahara 85 km Trail Run | 85,00 | ×2 |
| ✓ 8 | 21/5/2022 | 8th Mt. Hiei Int. 50 Mile Trail Run | 80,47 | ×2 |
| ✓ 9 | 20/5/2018 | 24th Yatsugatake Nobeyama 71 km | 71,00 | ×2 |
| ✓ 10 | 14/12/2025 | 12th Izu Trail Journey | 70,00 | ×2 |
| ✓ 11 | 12/12/2021 | 8th Izu Trail Journey | 69,10 | ×2 |
| ✓ 12 | 13/12/2020 | 7th Izu Trail Journey | 66,00 | ×2 |
| ✓ 13 | 29/9/2019 | 11th Shinshu-Togakushi Trail Run Race | 57,00 | ×1 |
| ✓ 14 | 18/10/2020 | 7th Shigakogen Extreme Trail | 54,00 | ×1 |
| ✓ 15 | 4/9/2022 | 11th Hakuba Int. Trail Run | 50,00 | ×1 |
| ✓ 16 | 14/6/2025 | 4th KTF Trail running race - Rockin Bear | 48,00 | ×1 |
| ✓ 17 | 15/6/2024 | 3rd KTF Trail running race - Rockin Bear | 48,00 | ×1 |