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Marathon Deutsche Weinstraße 2026   HaWei50 50km Ultralauf 28.2.2026   3h, 6h, 12h, 24h of Santander  
Name: Koizumi, Akio 古泉明生   Submit Personal Website Send Link 
Club:  
Residence: Niigata Pref.
Year of birth: 1967 (Cat. german: M55)
Date of birth: 14.11.1967 (Cat. internat.: M55)
Nationality: JPN JPN Japan
RunnerID: 537139
 

13 search results (13 Events, 1278 km).  (More)

2025 1 Event, 100 km  (More)
18.05.2025 Yatsugatake Nobeyama 100 km (JPN) 100km
12:00:42 h Koizumi, Akio   Overall: 299 M: 269 Cat M55: 20
2023 1 Event, 100 km  (More)
24.09.2023 Aga Ultra Marathon - 100km (JPN) 100km
13:22:42 h Koizumi, Akio   Overall: 39 M: 36 Cat M55: 3
2022 1 Event, 100 km  (More)
09.10.2022 Echigo Kubikino 100km Ultramarathon (JPN) 100km
11:52:19 h Koizumi, Akio *Niigata Pref.  Overall: 309 M: 268 Cat M50: 33
2019 1 Event, 78 km  (More)
02.06.2019 Ultramarathon Okumusashi (JPN) 78km
8:26:19 h Koizumi, Akio *Gunma Pref.  Overall: 306 M: 260 Cat M50: 42
2017 1 Event, 100 km  (More)
02.07.2017 Nikko 100km Ultramarathon (JPN) 100km
11:38:36 h Koizumi, Akio *Niigata Pref.  Overall: 242 M: 222 Cat M45: 37
2016 2 Events, 200 km  (More)
09.10.2016 Echigo Kubikino 100km Ultramarathon (JPN) 100km
10:53:45 h Koizumi, Akio *Kōnan Ward, Niigata, NIigata Pref.  Overall: 279 M: 255 Cat M45: 40
22.05.2016 Yatsugatake Nobeyama 100 km (JPN) 100km
12:45:54 h Koizumi, Akio *Niigata Pref.  Overall: 600 M: 538 Cat M45: 108
2015 1 Event, 100 km  (More)
07.06.2015 Hida Takayama 100 km Ultramarathon (JPN) 100km
11:10:58 h Koizumi, Akio *Niigata Pref.  Overall: 200 M: 190 Cat M45: 30
2014 2 Events, 200 km  (More)
12.10.2014 Echigo Kubikino 100km Ultramarathon (JPN) 100km
9:54:40 h Koizumi, Akio *Niigata, Niigata Pref.  Overall: 128 M: 117 Cat M45: 25
18.05.2014 Yatsugatake Nobeyama 100 km (JPN) 100km
12:26:56 h Koizumi, Akio *Niigata Pref.  Overall: 437 M: 413 Cat M45: 95
2012 1 Event, 100 km  (More)
06.10.2012 Echigo Kubikino 100km Ultramarathon (JPN) 100km
10:17:27 h Koizumi, Akio *Niigata, Niigata Pref.  Overall: 123 M: 110 Cat M40: 19
2010 1 Event, 100 km  (More)
09.10.2010 Echigo Kubikino 100km Ultramarathon (JPN) 100km
10:23:07 h Koizumi, Akio *Niigata, Niigata Pref.  Overall: 141 M: 129 Cat M40: 26
2006 1 Event, 100 km  (More)
09.10.2006 Echigo Kubikino 100km Ultramarathon (JPN) 100km
11:32:52 h Koizumi, Akio   Overall: 226 M: 197 Cat M35: 20

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 2023 2022 2019 2017 2016 2015 2014 2012 2010 2006

Comparison table

Comparison of performances in races with multiple participations

   2025 2023 2022 2019 2017 2016 2015 2014 2012 2010 2006
Echigo Kubikino 100km Ultramarathon 6     11:52:19     10:53:45   9:54:40 10:17:27 10:23:07 11:32:52
Yatsugatake Nobeyama 100 km 3 12:00:42         12:45:54   12:26:56