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Marathon Deutsche Weinstraße 2026   HaWei50 50km Ultralauf 28.2.2026   3h, 6h, 12h, 24h of Santander  
Name: Kosaka, Masako 小坂優子   Submit Personal Website Send Link 
Club: 淀川ランナーズ 
Residence: Osaka Pref.
Year of birth: 1958 (Cat. german: W65)
Date of birth: 07.11.1958 (Cat. internat.: W65)
Nationality: JPN JPN Japan
RunnerID: 202393
 

32 search results (32 Events, 3252.5 km).  (More)

2024 1 Event, 100 km  (More)
03.-04.05.2024 Sunny Okayama 100km (JPN) 100km
23:22:31 h Kosaka, Masako   Overall: 491 F: 98 Cat W65: 2
2021 3 Events, 245 km  (More)
04.-05.12.2021 Nishi Seto Expressway Ultra Run (JPN) 80km
14:32:00 h Kosaka, Masako   Overall: 32 F: 7 Cat W60: 1
16.-17.10.2021 Nakasendo to Kisoji Ultra Run (JPN) 100km
23:29:36 h Kosaka, Masako   Overall: 50 F: 11 Cat W60: 3
18.07.2021 Yamaguchi Hagi Return (JPN) 65km
13:12:33 h Kosaka, Masako   Overall: 380 F: 111 Cat W60: 5
2019 2 Events, 150 km  (More)
09.06.2019 Koyasan and Ryujin-Onsen 50 Km Ultra Marathon (JPN) 50km
6:17:20 h Kosaka, Masako 淀川ランナーズ  Overall: 213 F: 38 Cat W60: 1
21.04.2019 100 km Ultra Maranic Osaka (JPN) 100km
13:48:34 h Kosaka, Masako   Overall: 373 F: 54 Cat W60: 2
2018 4 Events, 240 km  (More)
21.10.2018 River Shimanto 60km (JPN) 60km
7:06:47 h Kosaka, Masako   Overall: 135 F: 31 Cat W55: 2
16.09.2018 Tango 60 km Ultramarathon (JPN) 60km
8:10:23 h Kosaka, Masako 茨木市立東小学校  Overall: 365 F: 79 Cat W55: 6
10.06.2018 Koyasan and Ryujin-Onsen 50 Km Ultra Marathon (JPN) 50km
6:33:47 h Kosaka, Masako   Overall: 204 F: 38 Cat W55: 3
22.04.2018 70 km Ultra Maranic Osaka (JPN) 70km
8:21:17 h Kosaka, Masako *Osaka Pref.  Overall: 42 F: 11 Cat W55: 1
2017 3 Events, 280 km  (More)
11.06.2017 Iwate Ginga 100km Marathon Challenge (JPN) 100km
13:44:07 h Kosaka, Masako *Osaka Pref.  Overall: 1043 F: 135 Cat W55: 17
04.05.2017 Nagasaki Tachibana Gulf Coast Super Maranic 80 (JPN) 80km
11:14:19 h Kosaka, Masako   Overall: 61 F: 11 Cat W55: 1
23.04.2017 100 km Ultra Maranic Osaka (JPN) 100km
12:04:01 h Kosaka, Masako *Osaka Pref.  Overall: 139 F: 13 Cat W55: 2
2016 1 Event, 60 km  (More)
18.09.2016 Tango 60 km Ultramarathon (JPN) 60km
6:52:13 h Kosaka, Masako 大阪マスターズ  Overall: 225 F: 38 Cat W55: 7
2015 1 Event, 72 km  (More)
07.06.2015 Hida Takayama 72 km Ultramarathon (JPN) 72km
8:11:19 h Kosaka, Masako 淀川ランナーズ  Overall: 119 F: 26 Cat W55: 2
2012 2 Events, 200 km  (More)
24.06.2012 Lake Saroma 100 Km Ultramarathon (JPN) 100km
11:15:37 h Kosaka, Masako *Osaka Pref.  Overall: 817 F: 95 Cat W50: 13
20.05.2012 100 km Ultra Maranic Osaka (JPN) 100km
11:50:38 h Kosaka, Masako   Overall: 121 F: 10 Cat W50: 1
2011 4 Events, 640 km  (More)
25.09.2011 Muraoka 100 km Ultra Marathon (JPN) 100km
13:32:49 h Kosaka, Masako   Overall: 182 F: 23 Cat W50: 7
18.09.2011 Tango 100 km Ultramarathon (JPN) 100km
13:31:02 h Kosaka, Masako 大阪ミントjc  Overall: 474 F: 51 Cat W50: 15
02.-04.05.2011 Yamaguchi 100 Hagi-O-Kan Maranic 250 km (JPN) 250km
45:41:34 h Kosaka, Masako *Osaka Pref.  Overall: 120 F: 16 Cat W50: 3
08.-10.04.2011 Taiyou No Michi 190km (JPN) 190km
38:54:00 h Kosaka, Masako   Overall: 4 F: 2 Cat W50: 2
2010 2 Events, 200 km  (More)
19.09.2010 Tango 100 km Ultramarathon (JPN) 100km
13:17:25 h Kosaka, Masako 大阪ミント  Overall: 487 F: 54 Cat W50: 10
25.04.2010 Fuji 5 Lakes 100 km Challenge (JPN) 100km
13:47:40 h Kosaka, Masako *Osaka Pref.  Overall: 688 F: 109 Cat W50: 9
2009 4 Events, 361 km  (More)
20.09.2009 Tango 100 km Ultramarathon (JPN) 100km
13:35:23 h Kosaka, Masako 大阪水走会j百マ  Overall: 591 F: 60 Cat W50: 9
13.-14.06.2009 Osaka Bay 90km (JPN) 90km
13:50:00 h Kosaka, Masako   Overall: 1 F: 1 Cat W50: 1
24.05.2009 100 km Ultra Maranic Osaka (JPN) 100km
12:20:23 h Kosaka, Masako   Overall: 109 F: 24 Cat W50: 5
17.05.2009 Yatsugatake Nobeyama 71 km (JPN) 71km
9:40:53 h Kosaka, Masako 日本100マイルクラ  Overall: 127 F: 21 Cat W50: 3
2008 1 Event, 190 km  (More)
11.-13.04.2008 Taiyou No Michi 190km (JPN) 190km
38:55:00 h Kosaka, Masako   Overall: 9 F: 1 Cat W45: 1
2007 2 Events, 253.5 km  (More)
13.05.2007 Diamond trail (JPN) 63.5km
14:22:00 h Kosaka, Masako   Overall: 8 F: 1 Cat W45: 1
06.-08.04.2007 Taiyou No Michi 190km (JPN) 190km
38:22:00 h Kosaka, Masako   Overall: 16 F: 2 Cat W45: 1
2006 1 Event, 71 km  (More)
21.05.2006 Yatsugatake Nobeyama 71 km (JPN) 71km
10:06:28 h Kosaka, Masako りそな銀行  Overall: 173 F: 31 Cat W45: 7
2003 1 Event, 190 km  (More)
21.-23.03.2003 Taiyou No Michi 190km (JPN) 190km
39:51:00 h Kosaka, Masako   Overall: 18 F: 2 Cat W40: 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 2024 2021 2019 2018 2017 2016 2015 2012 2011 2010 2009 2008 2007 2006 2003
50km 6:17:20  
 
6:17:20
(5423/107)
6:33:47
(5225/149)
 
 
 
 
 
 
 
 
 
 
 
100km 11:15:37  
 
 
 
 
 
 
11:15:37
(416/114)
 
 
 
 
 
 
 

Comparison table

Comparison of performances in races with multiple participations

   2024 2021 2019 2018 2017 2016 2015 2012 2011 2010 2009 2008 2007 2006 2003
100 km Ultra Maranic Osaka 4     13:48:34   12:04:01     11:50:38     12:20:23        
Taiyou No Michi 190km 4                 38:54:00     38:55:00 38:22:00   39:51:00
Tango 100 km Ultramarathon 3                 13:31:02 13:17:25 13:35:23        
Koyasan and Ryujin-Onsen 50 Km Ultra Marathon 2     6:17:20 6:33:47                      
Tango 60 km Ultramarathon 2       8:10:23   6:52:13                  
Yatsugatake Nobeyama 71 km 2                     9:40:53     10:06:28