Shinichi (永來真一) Eirai
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Born : 1971
Cat. M55 Ultrarunner since 2014
10
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
Japan82,4%
Rank quotient ?This runner's calculation uses 10 eligible race(s): Σ(rank − 1) = 6 611; Σ finishers = 8 024. 6 611 / 8 024 × 100 = 82.39%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed10
Km — ultra races789 km
Longest race100,0 km
7th Hida Takayama 100 km Ultramarathon — 10/6/2018
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road76,0%
Trail24,0%
Records
HISTORY
10 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2026 | ||||
| 26.04 | 45km | 19th Ishioka Trail Run |
6:54:38 h | 194 |
| 2019 | ||||
| 28.04 | 49km | 12th Ishioka Trail Run |
6:56:38 h | 140 |
| 2018 | ||||
| 10.06 | 100km | 7th Hida Takayama 100 km Ultramarathon |
13:21:35 h | 1108 |
| 29.04 | 46km | 11th Ishioka Trail Run |
6:59:32 h | 70 |
| 2017 | ||||
| 11.06 | 100km | 6th Hida Takayama 100 km Ultramarathon |
13:15:42 h | 1056 |
| 29.04 | 49km | 10th Ishioka Trail Run |
7:14:11 h | 139 |
| 2016 | ||||
| 12.06 | 100km | 5th Hida Takayama 100 km Ultramarathon |
13:51:37 h | 1257 |
| 2015 | ||||
| 07.06 | 100km | 4th Hida Takayama 100 km Ultramarathon |
13:57:23 h | 1218 |
| 29.03 | 100km | 1st Osaka Yodogawa 100 km Ultra Marathon |
13:10:14 h | 437 |
| 2014 | ||||
| 08.06 | 100km | 3rd Hida Takayama 100 km Ultramarathon |
13:55:04 h | 1002 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 10/6/2018 | 7th Hida Takayama 100 km Ultramarathon | 100,00 | ×4 |
| ✓ 2 | 11/6/2017 | 6th Hida Takayama 100 km Ultramarathon | 100,00 | ×4 |
| ✓ 3 | 12/6/2016 | 5th Hida Takayama 100 km Ultramarathon | 100,00 | ×4 |
| ✓ 4 | 7/6/2015 | 4th Hida Takayama 100 km Ultramarathon | 100,00 | ×4 |
| ✓ 5 | 29/3/2015 | 1st Osaka Yodogawa 100 km Ultra Marathon | 100,00 | ×4 |
| ✓ 6 | 8/6/2014 | 3rd Hida Takayama 100 km Ultramarathon | 100,00 | ×4 |
| ✓ 7 | 28/4/2019 | 12th Ishioka Trail Run | 49,00 | ×1 |
| ✓ 8 | 29/4/2017 | 10th Ishioka Trail Run | 49,00 | ×1 |
| ✓ 9 | 29/4/2018 | 11th Ishioka Trail Run | 46,00 | ×1 |
| ✓ 10 | 26/4/2026 | 19th Ishioka Trail Run | 45,00 | ×1 |