Masahiko (辻誠彦) Tsuji
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Born : 1974
Cat. M50 Ultrarunner since 2004
9
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
34
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
Japan15,4%
Rank quotient ?This runner's calculation uses 9 eligible race(s): Σ(rank − 1) = 545; Σ finishers = 3 537. 545 / 3 537 × 100 = 15.41%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed9
Km — ultra races1 347 km
> 100 km5
> 160 km4
> 200 km2
> 24h3
Longest race250,0 km
17. Sakura Michi Kokusai Nature Run — 17/4/2010
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road59,2%
Trail40,8%
HISTORY
9 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2016 | ||||
| 28.05 | 50km | 2nd Mt. Hiei Int. 50 km Trail Run |
8:46:21 h | 337 |
| 2010 | ||||
| 17.04 | 250km | 17. Sakura Michi Kokusai Nature Run |
33:46:00 h | 40 |
| 2008 | ||||
| 19.10 | 100km | 14th River Shimanto 100km |
8:13:07 h | 11 |
| 05.07 | 24h | 3rd Jingu Gaien 24 Hour Challenge |
171.934 km | 17 |
| 2007 | ||||
| 02.06 | 24h | 5th Akiruno 24 Hour Race Japan Cup |
196.873 km | 6 |
| 2006 | ||||
| 15.10 | 100km | 12th River Shimanto 100km |
8:29:24 h | 16 |
| 03.06 | 24h | 4th Akiruno 24 Hour Race Japan Cup |
127.810 km | 31 |
| 22.04 | 250km | 13. Sakura Michi Kokusai Nature Run |
32:21:00 h | 26 |
| 2004 | ||||
| 19.09 | 100km | 4th Tango 100 km Ultramarathon |
11:05:23 h | 70 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 17/4/2010 | 17. Sakura Michi Kokusai Nature Run | 250,00 | ×7 |
| ✓ 2 | 22/4/2006 | 13. Sakura Michi Kokusai Nature Run | 250,00 | ×7 |
| ✓ 3 | 2/6/2007 | 5th Akiruno 24 Hour Race Japan Cup | 196,87 | ×5 |
| ✓ 4 | 5/7/2008 | 3rd Jingu Gaien 24 Hour Challenge | 171,93 | ×5 |
| ✓ 5 | 3/6/2006 | 4th Akiruno 24 Hour Race Japan Cup | 127,81 | ×3 |
| ✓ 6 | 19/10/2008 | 14th River Shimanto 100km | 100,00 | ×2 |
| ✓ 7 | 15/10/2006 | 12th River Shimanto 100km | 100,00 | ×2 |
| ✓ 8 | 19/9/2004 | 4th Tango 100 km Ultramarathon | 100,00 | ×2 |
| ✓ 9 | 28/5/2016 | 2nd Mt. Hiei Int. 50 km Trail Run | 50,00 | ×1 |