Masanobu (山之上雅庸) Yamanoue
Born : 1957 Cat. M65 Ultrarunner since 1999 JPN
50
DUV-index ?Largest integer N such that the runner has at least N credited races of at least N km.
84
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
27,7%
Rank quotient ?This runner's calculation uses 50 eligible race(s): Σ(rank − 1) = 3 178; Σ finishers = 11 456. 3 178 / 11 456 × 100 = 27.74%. A win adds 0 to the numerator. Lower is better.

Totals

Ultras completed50
Km — ultra races8 976 km
> 100 km36
> 160 km31
> 200 km17
> 24h1
Longest race346,0 km
2nd Bakaroad 346km — 12/8/2023

Km per year (ultra races)

449
2 races
2022
346
1 race
2023
103
1 race
2024
173
1 race
2025
217
1 race
2026

Race types (share of distance)

Road83,8%
Trail16,2%

Wins & podiums (ultra)

🏆 Win2
🏆 Win M3
🏅 Top 32
🏅 Top 3 M4
Longest winning streak1
Current streak0

HISTORY

50 race(s)
DateRacePerf.Rk
2026
04.05 217km JPN20th Nagasaki Tachibana Gulf Coast Super Maranic 217 37:45:23 h54
2025
04.05 173km JPN19th Nagasaki Tachibana Gulf Coast Super Maranic 173 37:24:25 h49
2024
24.11 103km JPN18th Nagasaki Tachibana Gulf Coast Super Maranic 103 18:14:34 h97
2023
12.08 346km JPN2nd Bakaroad 346km 4d 06:34:00 h10
2022
20.11 276km JPN16th Nagasaki Tachibana Gulf Coast Super Maranic 276 2d 07:22:48 h11
03.05 173km JPN16th Nagasaki Tachibana Gulf Coast Super Maranic 173 30:43:39 h54
2021
26.11 103km JPN1st Tachibana Bay 273 Autumn Shimabara 17:35:47 h92
2019
19.05 72km JPN24th Saba Highway Ultramarathon 10:22:11 h353
04.05 173km JPN13th Nagasaki Tachibana Gulf Coast Super Maranic 173 30:16:25 h53
19.04 199km JPN19th Taiyou No Michi 200km 37:42:00 h6
2018
02.11 105km JPNTachibana Bay Coast 105 Ultra Marathon 16:01:22 h159
20.05 72km JPN23th Saba Highway Ultramarathon 10:26:35 h428
04.05 173km JPN12th Nagasaki Tachibana Gulf Coast Super Maranic 173 28:21:06 h24
2017
02.06 198km JPN17th Taiyou No Michi 200km 38:07:00 h6
04.05 173km JPN11th Nagasaki Tachibana Gulf Coast Super Maranic 173 30:18:20 h78
2016
22.04 198km JPN16th Taiyou No Michi 200km 38:19:00 h5
2015
20.11 276km JPNTachibana Bay Coast 273 Ultra Marathon 2d 01:54:54 h19
04.09 198km JPN15th Taiyou No Michi 200km 37:29:00 h6
17.05 77km JPNSaba Highway Ultramarathon 10:38:46 h283
04.05 173km JPN9th Nagasaki Tachibana Gulf Coast Super Maranic 173 27:30:46 h54
2014
22.11 103km JPNTachibana Bay Coast 100 Ultra Marathon 15:29:48 h106
18.04 198km JPN14th Taiyou No Michi 200km 37:27:00 h5
2013
19.04 250km JPN20. Sakura Michi Kokusai Nature Run 35:48:00 h66
2012
02.11 320km JPN9th Kansai Yumeikido Road Super Run 320 km 2d 07:02:00 h8
30.09 100km JPN15th Muraoka 100 km Ultra Marathon 12:06:22 h86
02.05 250km JPN24. Yamaguchi 100 Hagi-O-Kan Maranic 250 km 39:28:55 h24
21.04 250km JPN19. Sakura Michi Kokusai Nature Run 35:11:00 h65
2011
16.04 250km JPN18. Sakura Michi Kokusai Nature Run 33:44:00 h42
2010
02.05 250km JPN22. Yamaguchi 100 Hagi-O-Kan Maranic 250 km 37:19:19 h11
17.04 250km JPN17. Sakura Michi Kokusai Nature Run 32:23:00 h28
2009
27.09 100km JPN12th Muraoka 100 km Ultra Marathon 11:07:54 h29
02.05 250km JPN21. Yamaguchi 100 Hagi-O-Kan Maranic 250 km 35:28:18 h9
18.04 250km JPN16. Sakura Michi Kokusai Nature Run 32:34:00 h23
2008
31.10 320km JPN5th Kansai Yumeikido Road Super Run 320 km 2d 05:55:00 h7
19.10 100km JPN14th River Shimanto 100km 9:53:39 h101
05.07 24h JPN3rd Jingu Gaien 24 Hour Challenge 168.277 km20
02.05 250km JPN20. Yamaguchi 100 Hagi-O-Kan Maranic 250 km 35:38:07 h12
11.04 190km JPN8th Taiyou No Michi 190km 33:13:00 h4
26.01 6h JPN15th Challenge Marathon in Nagai - 6 hours run 59.000 km4
2007
02.11 320km JPN4th Kansai Yumeikido Road Super Run 320 km 2d 08:29:00 h13
14.10 100km JPN13th River Shimanto 100km 9:26:29 h55
29.09 100km JPN10th Muraoka 100 km Ultra Marathon 13:25:49 h145
24.06 100km JPN7th Nichinan Orochi 100 km Marathon 13:37:46 h221
03.05 140km JPN19. Yamaguchi 100 Hagi-O-Kan Maranic 140 km 16:37:38 h4
06.04 190km JPN7th Taiyou No Michi 190km 32:45:00 h1 🏆
2006
15.10 100km JPN12th River Shimanto 100km 9:08:17 h42
09.06 240km JPN4th Osaka Bay 240km 43:20:00 h1 🏆
2005
16.10 100km JPN11th River Shimanto 100km 9:13:34 h55
2004
16.05 100km JPN10th Yatsugatake Nobeyama 100 km 11:45:26 h112
1999
17.10 100km JPN6th River Shimanto 100km 9:34:32 h88