Shinichirou (佐藤信一郎) Sato
ID 99781
Born : 1949 Cat. M75 Ultrarunner since 2006 JPN
24
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
50
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 ?JPNJapan
55,8%
Rank quotient ?This runner's calculation uses 24 eligible race(s): Σ(rank − 1) = 4 493; Σ finishers = 8 050. 4 493 / 8 050 × 100 = 55.81%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed24
Km — ultra races2 825 km
> 100 km12
> 160 km5
> 200 km5
Longest race250,0 km
28. Yamaguchi 100 Hagi-O-Kan Maranic 250 km — 2/5/2016

Km per year (ultra races)

50
1 race
2022
50
1 race
2023
105
2 races
2024
153
2 races
2025
80
1 race
2026

Race types (share of distance)

Road100,0%

Records

50 km6h49'21100 km13h15'2650 mi11h57'35

HISTORY

24 race(s)
DateRacePerf.Rk
2026
04.05 80km JPN20th Nagasaki Tachibana Gulf Coast Super Maranic 80 11:57:35 h53
2025
21.11 103km JPN19th Nagasaki Tachibana Gulf Coast Super Maranic 103 19:05:02 h114
18.10 50km JPN8th Iki 50 km Ultra Marathon 7:05:26 h128
2024
19.10 50km JPN7th Iki 50 km Ultra Marathon 7:00:22 h142
05.05 55km JPN18th Nagasaki Tachibana Gulf Coast Super Maranic 55 8:49:32 h60
2023
21.10 50km JPN6th Iki 50 km Ultra Marathon 6:59:37 h151
2022
15.10 50km JPN5th Iki 50 km Ultra Marathon 7:18:47 h149
2019
02.11 103km JPNTachibana Bay Coast 103 Ultra Marathon 17:09:08 h155
19.10 50km JPN4th Iki 50 km Ultra Marathon 7:05:41 h135
05.05 80km JPN13th Nagasaki Tachibana Gulf Coast Super Maranic 80 12:38:09 h107
2018
02.11 105km JPNTachibana Bay Coast 105 Ultra Marathon 16:45:53 h201
20.10 50km JPN3rd Iki 50 km Ultra Marathon 6:49:21 h125
2016
04.11 103km JPNTachibana Bay Coast 100 Ultra Marathon 15:26:35 h115
02.05 250km JPN28. Yamaguchi 100 Hagi-O-Kan Maranic 250 km 2d 00:05:27 h287
2015
21.11 103km JPNTachibana Bay Coast 100 Ultra Marathon 15:20:03 h103
06.06 100km JPN25th Aso Caldera Super Marathon 100 km 13:24:19 h886
2014
22.11 103km JPNTachibana Bay Coast 100 Ultra Marathon 15:41:45 h116
07.06 100km JPN24th Aso Caldera Super Marathon 100 km 13:15:26 h685
2013
02.05 250km JPN25. Yamaguchi 100 Hagi-O-Kan Maranic 250 km 44:51:00 h118
2012
02.05 250km JPN24. Yamaguchi 100 Hagi-O-Kan Maranic 250 km 46:33:16 h152
2010
09.10 100km JPN12th Yukihashi to Beppu 100 km 16:55:42 h123
02.05 250km JPN22. Yamaguchi 100 Hagi-O-Kan Maranic 250 km 46:55:03 h121
2009
02.05 250km JPN21. Yamaguchi 100 Hagi-O-Kan Maranic 250 km 47:41:28 h209
2006
03.05 140km JPN18. Yamaguchi 100 Hagi-O-Kan Maranic 140 km 21:45:19 h82