Toshiyuki (村上俊行) Murakami
External sources
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Ultrarunner since 2010
3
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
18
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
Japan88,9%
Rank quotient ?This runner's calculation uses 3 eligible race(s): Σ(rank − 1) = 1 145; Σ finishers = 1 288. 1 145 / 1 288 × 100 = 88.90%. A win adds 0 to the numerator. Lower is better.
Totals
Ultras completed3
Km — ultra races372 km
> 100 km1
> 160 km1
> 200 km1
Longest race207,0 km
5th Reiheishi Michi Kyoto to Nikko - 207 km — 29/4/2026
Km per year (ultra races)
2022
2023
2024
2025
2026
Race types (share of distance)
Road55,6%
Trail44,4%
Records
HISTORY
3 race(s)| Date | Race | Perf. | Rk | |
|---|---|---|---|---|
| 2026 | ||||
| 29.04 | 207km | 5th Reiheishi Michi Kyoto to Nikko - 207 km |
2d 09:08:21 h | 6 |
| 2017 | ||||
| 26.08 | 65km | 20th Mt. Tateyama Climbathon |
10:39:00 h | 148 |
| 2010 | ||||
| 16.05 | 100km | 16th Yatsugatake Nobeyama 100 km |
13:52:51 h | 994 |
| Runner | Races in common |
|---|---|
DUV-index calculation details
| # | Date | Race | Credited km | DUV-index+ |
|---|---|---|---|---|
| ✓ 1 | 29/4/2026 | 5th Reiheishi Michi Kyoto to Nikko - 207 km | 207,00 | ×11 |
| ✓ 2 | 16/5/2010 | 16th Yatsugatake Nobeyama 100 km | 100,00 | ×5 |
| ✓ 3 | 26/8/2017 | 20th Mt. Tateyama Climbathon | 65,00 | ×3 |