| Name: | Oshima, Yasutoshi | 大島康寿 |
|
| Club: | 藤倉化成 | ||
| Residence: | Sano City, Tochigi Pref. | ||
| Year of birth: | 1976 | (Cat. german: M50) | |
| Date of birth: | 23.04.1976 | (Cat. internat.: M45) | |
| Nationality: | JPN ![]() |
Japan | |
| RunnerID: | 40019 | ||
70 search results (55 Events, 6731.826 km). (More)
| 2025 | 1 Event, 134.425 km (More) | ||||
|---|---|---|---|---|---|
| 13.-14.09.2025 | Shonan Int. Relay Marathon 12 Hour Run (JPN) | 12h | |||
| 134.425 km | Oshima, Yasutoshi | Overall: 1 | M: 1 | Cat M45: 1 | |
| 2024 | 1 Event, 146.869 km (More) | ||||
| 21.-22.05.2024 | Hirosaki 24h Ultra Run (JPN) | 24h | |||
| 146.869 km | Oshima, Yasutoshi | 佐野狂人会 | Overall: 53 | M: 38 | Cat M45: 10 |
| 2023 | 1 Event, 78 km (More) | ||||
| 04.06.2023 | Ultramarathon Okumusashi (JPN) | 78km | |||
| 6:39:42 h | Oshima, Yasutoshi | 佐野狂人会 | Overall: 22 | M: 20 | Cat M45: 3 |
| 2019 | 3 Events, 264.747 km (More) | ||||
| 09.06.2019 | Skyline Trail Sugadaira (JPN) | 50km | |||
| 6:29:35 h | Oshima, Yasutoshi | Overall: 17 | M: 14 | Cat M40: 2 | |
| 02.06.2019 | Ultramarathon Okumusashi (JPN) | 78km | |||
| 6:40:13 h | Oshima, Yasutoshi | 佐野狂人会 | Overall: 32 | M: 32 | Cat M40: 6 |
| 16.02.2019 | Taipei 12hr Ultra Marathon - 50km Split (TPE) | 50km | |||
| 4:05:55 h | Oshima, Yasutoshi | 日本隊 | Overall: 1 | M: 1 | Cat M40: 1 |
| 16.02.2019 | Taipei 12hr Ultra Marathon - 50mi Split (TPE) | 50mi | |||
| 6:44:23 h | Oshima, Yasutoshi | 日本隊 | Overall: 1 | M: 1 | Cat M40: 1 |
| 16.02.2019 | Taipei 12hr Ultra Marathon - 100km Split (TPE) | 100km | |||
| 8:49:02 h | Oshima, Yasutoshi | 日本隊 | Overall: 2 | M: 2 | Cat M40: 1 |
| 16.02.2019 | Taipei 12hr Ultra Marathon - 6h Split (TPE) | 6h | |||
| 72.225 km | Oshima, Yasutoshi | 日本隊 | Overall: 1 | M: 1 | Cat M40: 1 |
| 16.02.2019 | Taipei 12hr Ultra Marathon (TPE) | 12h | |||
| 136.747 km | Oshima, Yasutoshi | 日本隊 | Overall: 1 | M: 1 | Cat M40: 1 |
| 2018 | 3 Events, 459.379 km (More) | ||||
| 10.-11.11.2018 | Jingu Gaien 24 Hour Challenge (JPN) | 24h | |||
| 219.965 km | Oshima, Yasutoshi | Overall: 14 | M: 13 | Cat M40: 6 | |
| 15.-16.09.2018 | Hiratsuka 12 hour race (JPN) | 12h | |||
| 131.500 km | Oshima, Yasutoshi | Overall: 1 | M: 1 | Cat M40: 1 | |
| 10.02.2018 | Taipei 12hr Ultra Marathon - 100km Split (TPE) | 100km | |||
| 11:01:21 h | Oshima, Yasutoshi | 日本隊 | Overall: 4 | M: 4 | Cat M40: 1 |
| 10.02.2018 | Taipei 12hr Ultra Marathon - 6h Split (TPE) | 6h | |||
| 57.372 km | Oshima, Yasutoshi | 日本隊 | Overall: 6 | M: 6 | Cat M40: 2 |
| 10.02.2018 | Taipei 12hr Ultra Marathon (TPE) | 12h | |||
| 107.914 km | Oshima, Yasutoshi | 日本隊 | Overall: 4 | M: 4 | Cat M40: 1 |
| 10.02.2018 | Taipei 12hr Ultra Marathon - 50km Split (TPE) | 50km | |||
| 5:13:03 h | Oshima, Yasutoshi | 日本隊 | Overall: 11 | M: 11 | Cat M40: 2 |
| 10.02.2018 | Taipei 12hr Ultra Marathon - 50mi Split (TPE) | 50mi | |||
| 8:33:20 h | Oshima, Yasutoshi | 日本隊 | Overall: 3 | M: 3 | Cat M40: 1 |
| 2017 | 2 Events, 283.615 km (More) | ||||
| 11.-12.11.2017 | Jingu Gaien 24 Hour Challenge (JPN) | 24h | |||
| 205.615 km | Oshima, Yasutoshi | Overall: 27 | M: 24 | Cat M40: 7 | |
| 04.06.2017 | Ultramarathon Okumusashi (JPN) | 78km | |||
| 6:59:04 h | Oshima, Yasutoshi | 葛生aウルトラ | Overall: 62 | M: 62 | Cat M40: 13 |
| 2016 | 6 Events, 744.131 km (More) | ||||
| 17.-18.12.2016 | Jingu Gaien 24 Hour Challenge (JPN) | 24h | |||
| 220.384 km | Oshima, Yasutoshi | Overall: 20 | M: 17 | Cat M40: 4 | |
| 01.-02.10.2016 | Coedo Kawagoe Running Fest 24-hours run (JPN) | 24h | |||
| 150.700 km | Oshima, Yasutoshi | Overall: 10 | M: 9 | Cat M40: 3 | |
| 25.09.2016 | Gobi 100k Int. Race (CHN) | 100km | |||
| 10:44:58 h | Oshima, Yasutoshi | Overall: 16 | M: 14 | Cat M40: 5 | |
| 18.-19.06.2016 | Green Charity Marathon Tokyo - Night Run 12H (JPN) | 12h | |||
| 124.047 km | Oshima, Yasutoshi | Overall: 3 | M: 3 | Cat M40: 2 | |
| 05.06.2016 | Ultramarathon Okumusashi (JPN) | 78km | |||
| 6:17:55 h | Oshima, Yasutoshi | 葛生aウルトラ | Overall: 30 | M: 30 | Cat M40: 9 |
| 22.05.2016 | Yatsugatake Nobeyama 71 km (JPN) | 71km | |||
| 6:05:35 h | Oshima, Yasutoshi | Hoka | Overall: 2 | M: 2 | Cat M40: 2 |
| 2015 | 7 Events, 834.134 km (More) | ||||
| 19.-20.12.2015 | Jingu Gaien 24 Hour Challenge (JPN) | 24h | |||
| 166.753 km | Oshima, Yasutoshi | Overall: 56 | M: 48 | Cat M35: 7 | |
| 12.-13.09.2015 | Green Charity Marathon Tokyo - Night Run 12H (JPN) | 12h | |||
| 91.000 km | Oshima, Yasutoshi | Overall: 7 | M: 5 | Cat M35: 1 | |
| 19.07.2015 | SkyView Ultra-Trail 60 - Yamada Noboru Memorial Cup (JPN) | 66km | |||
| 9:02:24 h | Oshima, Yasutoshi | *Tochigi Pref. | Overall: 6 | M: 6 | Cat M35: 1 |
| 22.06.2015 | Ultramarathon Okumusashi (JPN) | 77km | |||
| 6:30:17 h | Oshima, Yasutoshi | 葛生アスリート | Overall: 31 | M: 31 | Cat M35: 8 |
| 11.-12.04.2015 | IAU 24h WC (7^ 24 ore di Torino) (ITA) | 24h | |||
| 187.692 km | Oshima, Yasutoshi | National Team Japan | Overall: 164 | M: 105 | Cat M35: 20 |
| 28.02.-01.03.2015 | Oedo Night run 112k (JPN) | 112km | |||
| 11:12:16 h | Oshima, Yasutoshi | *Tochigi Pref. | Overall: 1 | M: 1 | Cat M35: 1 |
| 14.02.2015 | Taipei 12hr Ultra Marathon - 50mi Split (TPE) | 50mi | |||
| 6:56:04 h | Oshima, Yasutoshi | 藤倉化成 | Overall: 1 | M: 1 | Cat M35: 1 |
| 14.02.2015 | Taipei 12hr Ultra Marathon - 100km Split (TPE) | 100km | |||
| 8:43:23 h | Oshima, Yasutoshi | 藤倉化成 | Overall: 1 | M: 1 | Cat M35: 1 |
| 14.02.2015 | Taipei 12hr Ultra Marathon - 6h Split (TPE) | 6h | |||
| 70.140 km | Oshima, Yasutoshi | 藤倉化成 | Overall: 1 | M: 1 | Cat M35: 1 |
| 14.02.2015 | Taipei 12hr Ultra Marathon (TPE) | 12h | |||
| 133.689 km | Oshima, Yasutoshi | 藤倉化成 | Overall: 1 | M: 1 | Cat M35: 1 |
| 14.02.2015 | Taipei 12hr Ultra Marathon - 50km Split (TPE) | 50km | |||
| 4:03:35 h | Oshima, Yasutoshi | 藤倉化成 | Overall: 2 | M: 2 | Cat M35: 2 |
| 2014 | 8 Events, 934.074 km (More) | ||||
| 08.-09.11.2014 | Jingu Gaien 24 Hour Challenge - 6h Split (JPN) | 6h | |||
| 72.851 km | Oshima, Yasutoshi | 藤倉化成 | Overall: 2 | M: 2 | Cat M35: 2 |
| 08.-09.11.2014 | Jingu Gaien 24 Hour Challenge -12h Split (JPN) | 12h | |||
| 136.430 km | Oshima, Yasutoshi | 藤倉化成 | Overall: 2 | M: 2 | Cat M35: 2 |
| 08.-09.11.2014 | Jingu Gaien 24 Hour Challenge (JPN) | 24h | |||
| 252.230 km | Oshima, Yasutoshi | 藤倉化成 | Overall: 2 | M: 2 | Cat M35: 2 |
| 20.-21.09.2014 | SkyView Ultra-Trail - Yamada Noboru Memorial Cup (JPN) | 120km | |||
| 21:06:26 h | Oshima, Yasutoshi | Overall: 36 | M: 36 | Cat M35: 14 | |
| 27.07.2014 | Ultramarathon Okumusashi (JPN) | 77km | |||
| 7:34:14 h | Oshima, Yasutoshi | ホライゾン | Overall: 51 | M: 49 | Cat M35: 5 |
| 06.07.2014 | 8-Hour Endurance Race Tokorozawa - 3 tai (JPN) | 8h | |||
| 45.444 km | Oshima, Yasutoshi | *Tochigi Ken | Overall: 90 | M: 73 | Cat M35: 8 |
| 15.06.2014 | Spatrail - Shima to Kusatsu (JPN) | 81.4km | |||
| 9:29:46 h | Oshima, Yasutoshi | Overall: 18 | M: 18 | Cat M35: 3 | |
| 01.06.2014 | Tokyo Shibamata 100 km (Registered athletes) (JPN) | 100km | |||
| 8:05:16 h | Oshima, Yasutoshi | Overall: 4 | M: 4 | Cat M35: 1 | |
| 27.03.2014 | Race Across Taiwan Nonstop 246km (TPE) | 146km | |||
| 19:06:50 h | Oshima, Yasutoshi | Overall: 7 | M: 6 | Cat M35: 2 | |
| 01.-02.03.2014 | Oedo Night run 112k (JPN) | 112km | |||
| 11:42:40 h | Oshima, Yasutoshi | 藤倉化成 | Overall: 1 | M: 1 | Cat M35: 1 |
| 2013 | 6 Events, 688.205 km (More) | ||||
| 09.-10.11.2013 | Jingu Gaien 24 Hour Challenge (JPN) | 24h | |||
| 215.903 km | Oshima, Yasutoshi | Overall: 15 | M: 13 | Cat M35: 3 | |
| 14.-15.09.2013 | Hiratsuka 12 hour race (JPN) | 12h | |||
| 72.660 km | Oshima, Yasutoshi | Overall: 7 | M: 5 | Cat M35: 1 | |
| 24.08.2013 | World Cultural Heritage "Fuji" Foot Race (JPN) | 101km | |||
| 10:58:20 h | Oshima, Yasutoshi | *Tochigi Prefecture | Overall: 3 | M: 3 | Cat M35: 1 |
| 07.07.2013 | 8-Hour Endurance Race Tokorozawa - 3 tai (JPN) | 8h | |||
| 87.642 km | Oshima, Yasutoshi | *Tochigi Ken | Overall: 1 | M: 1 | Cat M35: 1 |
| 01.06.2013 | Tokyo Shibamata 100 km (JPN) | 100km | |||
| 7:31:03 h | Oshima, Yasutoshi | *Tochigi Pref. | Overall: 1 | M: 1 | Cat M35: 1 |
| 02.-03.03.2013 | Oedo Night run 111k (JPN) | 111km | |||
| 10:57:46 h | Oshima, Yasutoshi | *Tochigi Pref. | Overall: 1 | M: 1 | Cat M35: 1 |
| 2012 | 5 Events, 576.792 km (More) | ||||
| 07.-08.10.2012 | Jingu Gaien 24 Hour Challenge (JPN) | 24h | |||
| 91.494 km | Oshima, Yasutoshi | Overall: 72 | M: 57 | Cat M35: 9 | |
| 08.-09.09.2012 | IAU 24h WC Katowice - 100mi split (POL) | 100mi | |||
| 17:01:41 h | Oshima, Yasutoshi | Overall: 69 | M: 57 | Cat M35: 14 | |
| 08.-09.09.2012 | IAU 24h WC Katowice (POL) | 24h | |||
| 192.058 km | Oshima, Yasutoshi | National Team Japan | Overall: 123 | M: 89 | Cat M35: 20 |
| 16.06.2012 | Tokyo Challenge 6 hours (JPN) | 6h | |||
| 82.240 km | Oshima, Yasutoshi | Overall: 1 | M: 1 | Cat M35: 1 | |
| 22.04.2012 | Fuji 5 Lakes 100 km Challenge (JPN) | 100km | |||
| 8:30:17 h | Oshima, Yasutoshi | Overall: 5 | M: 5 | Cat M35: 1 | |
| 03.-04.03.2012 | Oedo Night run 111k (JPN) | 111km | |||
| 11:37:02 h | Oshima, Yasutoshi | Team the Horizon | Overall: 1 | M: 1 | Cat M35: 1 |
| 2011 | 3 Events, 741.233 km (More) | ||||
| 15.-16.10.2011 | Jingu Gaien 24 Hour Challenge (JPN) | 24h | |||
| 245.933 km | Oshima, Yasutoshi | *Sano City, Tochigi Pref. | Overall: 3 | M: 3 | Cat M35: 1 |
| 30.09.-01.10.2011 | Spartathlon (GRE) | 245.3km | |||
| 26:59:27 h | Oshima, Yasutoshi | *Tochigi | Overall: 6 | M: 6 | Cat M35: 3 |
| 16.-17.04.2011 | Sakura Michi Kokusai Nature Run (JPN) | 250km | |||
| 34:26:00 h | Oshima, Yasutoshi | *Sano City, Tochigi Pref. | Overall: 50 | M: 43 | Cat M23: 5 |
| 2010 | 2 Events, 227.296 km (More) | ||||
| 11.09.2010 | Jingu Gaien Ultramarathon 12 Hour (JPN) | 12h | |||
| 127.296 km | Oshima, Yasutoshi | *Tochigi | Overall: 1 | M: 1 | Cat M23: 1 |
| 27.03.2010 | IAU 100km Asian Championship (KOR) | 100km | |||
| 7:37:36 h | Oshima, Yasutoshi | *Tochigi | Overall: 3 | M: 3 | Cat M23: 1 |
| 2009 | 4 Events, 376.926 km (More) | ||||
| 12.-13.09.2009 | Jingu Gaien 24 Hour Challenge (JPN) | 24h | |||
| 133.926 km | Oshima, Yasutoshi | *Tochigi | Overall: 29 | M: 21 | Cat M23: 3 |
| 28.06.2009 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 7:12:58 h | Oshima, Yasutoshi | *Tochigi Pref. | Overall: 2 | M: 2 | Cat M23: 2 |
| 17.05.2009 | Yatsugatake Nobeyama 71 km (JPN) | 71km | |||
| 5:24:47 h | Oshima, Yasutoshi | Overall: 1 | M: 1 | Cat M23: 1 | |
| 26.04.2009 | Fuji 5 Lakes 72 km Challenge (JPN) | 72km | |||
| 5:11:37 h | Oshima, Yasutoshi | 藤倉化成 | Overall: 2 | M: 2 | Cat M23: 2 |
| 2008 | 1 Event, 100 km (More) | ||||
| 22.06.2008 | Lake Saroma 100 Km Ultramarathon (JPN) | 100km | |||
| 7:20:33 h | Oshima, Yasutoshi | Overall: 8 | M: 8 | Cat M23: 7 | |
| 2007 | 1 Event, 71 km (More) | ||||
| 20.05.2007 | Yatsugatake Nobeyama 71 km (JPN) | 71km | |||
| 5:15:37 h | Oshima, Yasutoshi | Clubmy☆Star | Overall: 1 | M: 1 | Cat M23: 1 |
| 2006 | 1 Event, 71 km (More) | ||||
| 21.05.2006 | Yatsugatake Nobeyama 71 km (JPN) | 71km | |||
| 5:32:30 h | Oshima, Yasutoshi | 藤倉化成 | Overall: 4 | M: 4 | Cat M23: 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 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 | 2008 | 2007 | 2006 | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 50km | 4:03:35 |
|
|
|
4:05:55
(1751/33) |
5:13:03
(7316/154) |
|
|
4:03:35
(1420/37) |
|
|
|
|
|
|
|
|
|
| 50mi | 6:44:23 |
|
|
|
6:44:23
(36/4) |
8:33:20
(190/15) |
|
|
6:56:04
(31/1) |
|
|
|
|
|
|
|
|
|
| 100km | 7:12:58 |
|
|
|
8:49:02
(487/156) |
11:01:21
(3101/1335) |
|
|
8:43:23
(563/182) |
8:05:16
(217/53) |
7:31:03
(95/23) |
|
|
7:37:36
(100/21) |
7:12:58
(31/5) |
7:20:33
(47/10) |
|
|
| 100mi | 17:01:41 |
|
|
|
|
|
|
|
|
|
|
17:01:41
(66/5) |
|
|
|
|
|
|
| 6h | 72.851 |
|
|
|
72.225
(191/5) |
57.372
(1346/21) |
|
|
70.140
(255/2) |
72.851
(147/5) |
|
|
|
|
|
|
|
|
| 12h | 136.747 |
|
|
|
136.747
(39/4) |
107.914
(396/20) |
|
|
133.689
(28/1) |
136.430
(24/4) |
|
|
|
127.296
(86/8) |
|
|
|
|
| 24h | 252.230 |
|
146.869
(1423/74) |
|
|
219.965
(122/15) |
205.615
(276/31) |
220.384
(121/19) |
187.692
(432/36) |
252.230
(10/3) |
215.903
(135/17) |
192.058
(327/24) |
245.933
(15/5) |
|
133.926
(1639/27) |
|
|
|
Comparison table
Comparison of performances in races with multiple participations
| 2025 | 2024 | 2023 | 2019 | 2018 | 2017 | 2016 | 2015 | 2014 | 2013 | 2012 | 2011 | 2010 | 2009 | 2008 | 2007 | 2006 | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Jingu Gaien 24 Hour Challenge | 9 | 219.965 | 205.615 | 220.384 | 166.753 | 252.230 | 215.903 | 91.494 | 245.933 | 133.926 | ||||||||
| Ultramarathon Okumusashi | 6 | 6:39:42 | 6:40:13 | 6:59:04 | 6:17:55 | 6:30:17 | 7:34:14 | |||||||||||
| Oedo Night run 111k | 4 | 11:12:16 | 11:42:40 | 10:57:46 | 11:37:02 | |||||||||||||
| Yatsugatake Nobeyama 71 km | 4 | 6:05:35 | 5:24:47 | 5:15:37 | 5:32:30 | |||||||||||||
| Taipei 12hr Ultra Marathon | 3 | 136.747 | 107.914 | 133.689 | ||||||||||||||
| Hiratsuka 12 hour race | 3 | 134.425 | 131.500 | 72.660 | ||||||||||||||
| 8-Hour Endurance Race Tokorozawa - 3 tai | 2 | 45.444 | 87.642 | |||||||||||||||
| Tokyo Shibamata 100 km | 2 | 8:05:16 | 7:31:03 | |||||||||||||||
| Green Charity Marathon Tokyo - Night Run 12H | 2 | 124.047 | 91.000 | |||||||||||||||
| Lake Saroma 100 Km Ultramarathon | 2 | 7:12:58 | 7:20:33 |





