Tsuyoshi (安東毅) Ando
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Born : 1980
Cat. M45 Ultrarunner since 2019
14
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
37
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
Japan7,1%
Rank quotient ?This runner's calculation uses 14 eligible race(s): Σ(rank − 1) = 467; Σ finishers = 6 551. 467 / 6 551 × 100 = 7.13%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed14
Km — ultra races1 598 km
> 100 km7
> 160 km6
Longest race167,0 km
8th Ultra-Trail Mt. Fuji (UTMF) — 21/4/2023
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road11,1%
Trail88,9%
Wins & podiums (ultra)
🏆 Win0
🏆 Win M0
🏅 Top 31
🏅 Top 3 M1
Longest winning streak0
Current streak0
HISTORY
14 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2026 | ||||
| 17.05 | 77km | 31th Saba Highway Ultramarathon |
7:17:12 h | 6 |
| 25.04 | 70km | 5th KAI 70k |
8:19:16 h | 21 |
| 2025 | ||||
| 13.09 | 162.2km | 17th Shinetsu Five Mountains Trail 100 mile |
24:16:06 h | 19 |
| 17.05 | 100mi | 10th Trainic World 100 Mile in Sai-No-Kuni |
33:02:18 h | 38 |
| 2024 | ||||
| 15.12 | 100km | 7th Okinawa 100km Ultramarathon |
8:29:44 h | 7 |
| 14.09 | 163.1km | 16th Shinetsu Five Mountains Trail 100 mile |
25:05:33 h | 34 |
| 11.05 | 50mi | 10th Mt. Hiei Int. 50 Mile Trail Run |
11:17:43 h | 39 |
| 14.04 | 51.4km | 2nd AYABE Trailrun |
6:31:28 h | 32 |
| 2023 | ||||
| 16.09 | 162.6km | 15th Shinetsu Five Mountains Trail 100 mile |
24:47:29 h | 17 |
| 21.04 | 167km | 8th Ultra-Trail Mt. Fuji |
28:13:25 h | 111 |
| 2022 | ||||
| 22.04 | 167km | 7th Ultra-Trail Mt. Fuji |
25:54:12 h | 95 |
| 2020 | ||||
| 09.08 | 120km | 1st Osaka Natsunojin Kurondo Rondo - 120 km |
23:18:49 h | 3 🥉 |
| 2019 | ||||
| 30.06 | 60km | 6th Fairy Trail - Super Long |
9:28:59 h | 35 |
| 23.03 | 56km | 20th Mt. Rocco Cannonball Run - 56 km Night Speed |
8:00:00 h | 24 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 21/4/2023 | 8th Ultra-Trail Mt. Fuji (UTMF) | 167,00 | ×4 |
| ✓ 2 | 22/4/2022 | 7th Ultra-Trail Mt. Fuji (UTMF) | 167,00 | ×4 |
| ✓ 3 | 14/9/2024 | 16th Shinetsu Five Mountains Trail 100 mile | 163,10 | ×4 |
| ✓ 4 | 16/9/2023 | 15th Shinetsu Five Mountains Trail 100 mile | 162,60 | ×4 |
| ✓ 5 | 13/9/2025 | 17th Shinetsu Five Mountains Trail 100 mile | 162,20 | ×4 |
| ✓ 6 | 17/5/2025 | 10th Trainic World 100 Mile in Sai-No-Kuni | 160,93 | ×4 |
| ✓ 7 | 9/8/2020 | 1st Osaka Natsunojin Kurondo Rondo - 120 km | 120,00 | ×3 |
| ✓ 8 | 15/12/2024 | 7th Okinawa 100km Ultramarathon | 100,00 | ×2 |
| ✓ 9 | 11/5/2024 | 10th Mt. Hiei Int. 50 Mile Trail Run | 80,47 | ×2 |
| ✓ 10 | 17/5/2026 | 31th Saba Highway Ultramarathon | 77,00 | ×2 |
| ✓ 11 | 25/4/2026 | 5th KAI 70k | 70,00 | ×1 |
| ✓ 12 | 30/6/2019 | 6th Fairy Trail - Super Long | 60,00 | ×1 |
| ✓ 13 | 23/3/2019 | 20th Mt. Rocco Cannonball Run - 56 km Night Speed | 56,00 | ×1 |
| ✓ 14 | 14/4/2024 | 2nd AYABE Trailrun | 51,40 | ×1 |