Shodo (竹井正道) Takei
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Born : 1975
Cat. M50 Ultrarunner since 2016
13
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
29
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
3
Countries visited ?
Hong KongJapan
South Korea
Hong KongJapanSouth Korea51,0%
Rank quotient ?This runner's calculation uses 13 eligible race(s): Σ(rank − 1) = 3 029; Σ finishers = 5 942. 3 029 / 5 942 × 100 = 50.98%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed13
Km — ultra races1 034 km
> 100 km3
Longest race143,0 km
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Trail79,1%
Ult.Walk20,9%
Records
HISTORY
13 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2026 | ||||
| 25.04 | 70km | 5th KAI 70k |
14:35:15 h | 507 |
| 2025 | ||||
| 25.05 | 50km | 10th Akiyoshidai Karst Trail Run |
7:45:54 h | 137 |
| 2024 | ||||
| 19.10 | 59km | 8th Kyoto Grand Traverse |
11:41:32 h | 217 |
| 2023 | ||||
| 16.12 | 91km | 1st Okinawa Churaumi Ultra Walking |
17:31:05 h | 16 |
| 2021 | ||||
| 12.06 | 125km | 5th Fujisan Issyu Walking |
26:05:59 h | 66 |
| 04.04 | 50km | 1st Yasu Ultrunrace 50 km |
9:02:06 h | 13 |
| 2019 | ||||
| 21.09 | 143km | 6th SkyView Ultra-Trail 140 - Yamada Noboru Memorial Cup |
32:05:28 h | 231 |
| 01.03 | 100km | 8th TransLantau 100 Ultra Trail |
21:46:22 h | 112 |
| 2018 | ||||
| 20.10 | 56km | 6th Transjeju Int. Trail Run 50 km |
10:55:42 h | 144 |
| 12.05 | 108.7km | 2nd Aso Round Trail |
26:31:42 h | 262 |
| 2016 | ||||
| 11.12 | 71.7km | 3rd Izu Trail Journey |
13:16:10 h | 926 |
| 27.08 | 60km | 19th Mt. Tateyama Climbathon |
9:07:00 h | 95 |
| 28.05 | 50km | 2nd Mt. Hiei Int. 50 km Trail Run |
8:40:11 h | 316 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 21/9/2019 | 6th SkyView Ultra-Trail 140 - Yamada Noboru Memorial Cup | 143,00 | ×4 |
| ✓ 2 | 12/6/2021 | 5th Fujisan Issyu Walking | 125,00 | ×4 |
| ✓ 3 | 12/5/2018 | 2nd Aso Round Trail | 108,70 | ×3 |
| ✓ 4 | 1/3/2019 | 8th TransLantau 100 Ultra Trail | 100,00 | ×3 |
| ✓ 5 | 16/12/2023 | 1st Okinawa Churaumi Ultra Walking | 91,00 | ×3 |
| ✓ 6 | 11/12/2016 | 3rd Izu Trail Journey | 71,70 | ×2 |
| ✓ 7 | 25/4/2026 | 5th KAI 70k | 70,00 | ×2 |
| ✓ 8 | 27/8/2016 | 19th Mt. Tateyama Climbathon | 60,00 | ×2 |
| ✓ 9 | 19/10/2024 | 8th Kyoto Grand Traverse | 59,00 | ×2 |
| ✓ 10 | 20/10/2018 | 6th Transjeju Int. Trail Run 50 km | 56,00 | ×1 |
| ✓ 11 | 25/5/2025 | 10th Akiyoshidai Karst Trail Run | 50,00 | ×1 |
| ✓ 12 | 4/4/2021 | 1st Yasu Ultrunrace 50 km | 50,00 | ×1 |
| ✓ 13 | 28/5/2016 | 2nd Mt. Hiei Int. 50 km Trail Run | 50,00 | ×1 |