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Marathon Deutsche Weinstraße 2026   HaWei50 50km Ultralauf 28.2.2026   3h, 6h, 12h, 24h of Santander  
Name: Masaki, Kouichi 正木幸一   Submit Personal Website Send Link 
Club: 快体健保rc 
Residence: Tokyo
Year of birth: 1955 (Cat. german: M70)
Date of birth: 31.07.1955 (Cat. internat.: M70)
Nationality: JPN JPN Japan
RunnerID: 347715
 

42 search results (42 Events, 3572.77 km).  (More)

2025 4 Events, 404 km  (More)
17.-18.05.2025 Kobe Akashi Ultra Marathon (JPN) 102km
23:59:10 h Masaki, Kouichi   Overall: 120 M: 90 Cat M65: 3
04.-05.05.2025 Ultra Walking around Lake Biwa (JPN) 100km
22:53:37 h Masaki, Kouichi   Overall: 102 M: 75 Cat M65: 2
01.-02.02.2025 Nihondaira and Suruganokuni Ultra Run (JPN) 100km
26:38:07 h Masaki, Kouichi   Overall: 108 M: 89 Cat M65: 4
11.-12.01.2025 Nara Mahoroba Ultra Walking (JPN) 102km
26:32:09 h Masaki, Kouichi   Overall: 196 M: 145 Cat M65: 6
2024 6 Events, 643 km  (More)
23.-24.11.2024 Kyoto Ultra Walking 110km (JPN) 103km
26:31:37 h Masaki, Kouichi   Overall: 209 M: 167 Cat M65: 6
14.-15.09.2024 Nishi Seto Expressway Ultra Run (JPN) 100km
27:34:00 h Masaki, Kouichi   Overall: 233 M: 181 Cat M65: 3
08.-09.06.2024 Awaji Island Round Ultra (JPN) 110km
25:12:56 h Masaki, Kouichi   Overall: 87 M: 62 Cat M65: 2
25.-26.05.2024 Fujisan Issyu Walking (JPN) 125km
29:02:12 h Masaki, Kouichi   Overall: 182 M: 149 Cat M65: 3
04.-05.05.2024 Kobe Akashi Ultra Marathon (JPN) 102km
25:43:40 h Masaki, Kouichi   Overall: 162 M: 121 Cat M65: 3
06.-07.04.2024 Ultra Walking around Lake Biwa (JPN) 103km
23:29:34 h Masaki, Kouichi   Overall: 147 M: 122 Cat M65: 10
2023 4 Events, 407 km  (More)
25.-26.11.2023 Kyoto Ultra Walking 110km (JPN) 110km
27:08:51 h Masaki, Kouichi   Overall: 125 M: 92 Cat M65: 5
28.-29.10.2023 Shodoshima Round Ultra Run (JPN) 104km
24:06:50 h Masaki, Kouichi   Overall: 113 M: 90 Cat M65: 4
16.-17.09.2023 Nishi Seto Expressway Ultra Run (JPN) 100km
27:18:43 h Masaki, Kouichi   Overall: 214 M: 165 Cat M65: 6
25.-26.02.2023 Nihondaira and Suruganokuni Ultra Run (JPN) 93km
23:33:22 h Masaki, Kouichi   Overall: 45 M: 37 Cat M65: 3
2022 1 Event, 65 km  (More)
17.07.2022 Yamaguchi Hagi Return (JPN) 65km
13:47:42 h Masaki, Kouichi *Okayama Pref.  Overall: 275 M: 203 Cat M65: 14
2021 1 Event, 125 km  (More)
15.-16.05.2021 Sengoku Crossroads Ultra Run (JPN) 125km
24:15:55 h Masaki, Kouichi   Overall: 41 M: 32 Cat M65: 2
2020 2 Events, 184 km  (More)
31.10.-01.11.2020 Shodoshima Round Ultra Run (JPN) 104km
22:32:00 h Masaki, Kouichi   Overall: 90 M: 73 Cat M65: 5
20.-21.09.2020 Nishi Seto Expressway Ultra Run (JPN) 80km
16:59:59 h Masaki, Kouichi   Overall: 109 M: 78 Cat M65: 7
2019 1 Event, 50 km  (More)
12.05.2019 50 km Ultramarathon Ako Seaside Park (JPN) 50km
6:20:33 h Masaki, Kouichi *Kurashiki, Okayama Pref.  Overall: 44 M: 37 Cat M60: 3
2018 3 Events, 212 km  (More)
30.09.2018 Naeba-Sanroku Geopark Tsunan Ultramarathon 64K (JPN) 64km
9:32:18 h Masaki, Kouichi 快体健歩rc  Overall: 39 M: 30 Cat M60: 1
03.06.2018 Ultramarathon Okumusashi (JPN) 78km
11:03:10 h Masaki, Kouichi 快体健歩rc  Overall: 1087 M: 871 Cat M60: 50
14.04.2018 Toda Saiko 70 km (JPN) 70km
8:26:38 h Masaki, Kouichi *Tokyo  Overall: 458 M: 385 Cat M60: 18
2017 3 Events, 202.6 km  (More)
23.-24.09.2017 SkyView Ultra-Trail 60 - Yamada Noboru Memorial Cup (JPN) 75km
23:34:33 h Masaki, Kouichi *Tokyo  Overall: 240 M: 202 Cat M60: 7
03.09.2017 Trainic world Ogose-Tokigawa Trail Run 50km (JPN) 49.6km
10:11:55 h Masaki, Kouichi 小川健人会  Overall: 280 M: 257 Cat M60: 6
04.06.2017 Ultramarathon Okumusashi (JPN) 78km
10:27:22 h Masaki, Kouichi 快体健保rc  Overall: 1013 M: 823 Cat M60: 42
2016 4 Events, 296.4 km  (More)
11.12.2016 Izu Trail Journey (JPN) 71.7km
14:06:09 h Masaki, Kouichi *Tokyo  Overall: 1294 M: 1117 Cat M60: 21
19.11.2016 FunTrails50K Two Lakes&Green line (JPN) 52km
10:43:16 h Masaki, Kouichi 快体健歩  Overall: 333 M: 284 Cat M60: 7
26.06.2016 Spatrail - Shima to Kusatsu (JPN) 72.7km
13:00:05 h Masaki, Kouichi   Overall: 710 M: 608 Cat M60: 13
24.04.2016 Fuji 5 Lakes 100 km Challenge (JPN) 100km
13:21:26 h Masaki, Kouichi   Overall: 920 M: 806 Cat M60: 25
2015 5 Events, 341.6 km  (More)
27.10.2015 Shinshu-Togakushi Trail Run Race (JPN) 45km
9:17:22 h Masaki, Kouichi   Overall: 268 M: 240 Cat M60: 7
17.10.2015 Inagawa 100km Ultra-Marathon (JPN) 100km
14:51:48 h Masaki, Kouichi   Overall: 154 M: 123 Cat M60: 11
06.09.2015 Trainic world Ogose-Tokigawa Trail Run 50km (JPN) 49.6km
9:42:06 h Masaki, Kouichi *Tokyo  Overall: 269 M: 243 Cat M60: 6
22.06.2015 Ultramarathon Okumusashi (JPN) 77km
10:37:54 h Masaki, Kouichi 快体健保rc  Overall: 1082 M: 901 Cat M55: 84
11.04.2015 Toda Saiko 70 km (JPN) 70km
8:56:49 h Masaki, Kouichi 快体健歩  Overall: 442 M: 361 Cat M55: 29
2014 4 Events, 260 km  (More)
31.08.2014 Tsukuba Renjyo 48 Km Road & Trail Run (JPN) 48km
7:16:18 h Masaki, Kouichi *Tokyo  Overall: 99 M: 92 Cat M55: 7
27.07.2014 Ultramarathon Okumusashi (JPN) 77km
11:46:26 h Masaki, Kouichi 快体健歩rc  Overall: 986 M: 772 Cat M55: 85
20.-21.07.2014 Nozawa Onsen 4100D Mountain Trail (JPN) 65km
14:47:44 h Masaki, Kouichi   Overall: 376 M: 333 Cat M55: 13
12.04.2014 Toda Saiko 70 km (JPN) 70km
8:37:24 h Masaki, Kouichi 快体健歩  Overall: 360 M: 308 Cat M55: 28
2013 3 Events, 297.4 km  (More)
15.-16.09.2013 Karisakatoge beyond Chichibu Run (JPN) 142km
24:45:06 h Masaki, Kouichi 快体健歩rc  Overall: 150 M: 136 Cat M55: 12
28.07.2013 Ultramarathon Okumusashi (JPN) 77km
10:51:55 h Masaki, Kouichi 快体健歩rc  Overall: 1036 M: 813 Cat M55: 88
15.-16.06.2013 Tokyo Challenge 12 hours (JPN) 12h
78.400 km Masaki, Kouichi   Overall: 25 M: 17 Cat M55: 1
2012 1 Event, 84.77 km  (More)
01.-02.09.2012 Hiratsuka 12 hour race (JPN) 12h
84.770 km Masaki, Kouichi   Overall: 19 M: 13 Cat M55: 1

Personal bests

Your list of personal best performances only contains performances of races which can be included into rankings.

In brackets rank in yearly international/national rankings.

 PB 2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012

Comparison table

Comparison of performances in races with multiple participations

   2025 2024 2023 2022 2021 2020 2019 2018 2017 2016 2015 2014 2013 2012
Ultramarathon Okumusashi 5               11:03:10 10:27:22   10:37:54 11:46:26 10:51:55  
Toda Saiko 70 km 3               8:26:38     8:56:49 8:37:24    
Nishi Seto Expressway Ultra Run 2   27:34:00 27:18:43                      
Kyoto Ultra Walking 110km 2   26:31:37 27:08:51                      
Shodoshima Round Ultra Run 2     24:06:50     22:32:00                
Ultra Walking around Lake Biwa 2 22:53:37 23:29:34                        
Nihondaira and Suruganokuni Ultra Run 2 26:38:07   23:33:22                      
Kobe Akashi Ultra Marathon 2 23:59:10 25:43:40                        
Trainic world Ogose-Tokigawa Trail Run 50km 2                 10:11:55   9:42:06