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Marathon Deutsche Weinstraße 2026   HaWei50 50km Ultralauf 28.2.2026   3h, 6h, 12h, 24h of Santander  
Name: Iizuka, Keiichi 飯塚啓一   Submit Personal Website Send Link 
Club: H-TEC 
Residence: Saitama Pref.
Year of birth: 1972 (Cat. german: M50)
Date of birth: 02.07.1972 (Cat. internat.: M50)
Nationality: JPN JPN Japan
RunnerID: 235334
 

33 search results (33 Events, 4875.907 km).  (More)

2025 4 Events, 938 km  (More)
15.-16.11.2025 Autumn leaves in Okumusashi / Chichibu Journey run (JPN) 142km
14:00:40 h Iizuka, Keiichi エイチテック  Overall: 1 M: 1 Cat M50: 1
06.07.2025 Naeba-Sanroku Geopark Tsunan Ultramarathon 80K (JPN) 80km
7:48:34 h Iizuka, Keiichi エイチテック  Overall: 3 M: 3 Cat M50: 1
30.04.-05.05.2025 River Road Foot Race 514 Km (JPN) 516km
3d 20:29:29 h Iizuka, Keiichi H-TEC  Overall: 4 M: 4 Cat M50: 3
15.-16.03.2025 Little Edo Oedo 200k (JPN) 200km
23:09:20 h Iizuka, Keiichi H-TEC  Overall: 3 M: 3 Cat M50: 1
2024 2 Events, 170 km  (More)
20.10.2024 Ultramarathon Okumusashi (JPN) 70km
6:12:40 h Iizuka, Keiichi H-TEC  Overall: 16 M: 16 Cat M50: 4
29.09.2024 Naeba-Sanroku Geopark Tsunan Ultramarathon 100K (JPN) 100km
8:55:21 h Iizuka, Keiichi *Saitama Prefecture  Overall: 3 M: 3 Cat M50: 1
2023 2 Events, 329 km  (More)
04.06.2023 Ultramarathon Okumusashi (JPN) 78km
8:25:55 h Iizuka, Keiichi 吉美食品  Overall: 131 M: 107 Cat M50: 19
03.-05.05.2023 River Road Foot Race 251 Km (JPN) 251km
28:38:31 h Iizuka, Keiichi   Overall: 1 M: 1 Cat M50: 1
2021 3 Events, 393.2 km  (More)
04.07.2021 8-Hour Endurance Race Tokorozawa (JPN) 8h
88.200 km Iizuka, Keiichi *Saitama Pref.  Overall: 25 M: 12 Cat M45: 4
10.04.2021 Toda Saiko 70 km (JPN) 70km
6:27:56 h Iizuka, Keiichi *Saitama Pref.  Overall: 100 M: 88 Cat M45: 17
27.-28.02.2021 Little Edo Oedo 235k (JPN) 235km
31:05:57 h Iizuka, Keiichi *Saitama Pref.  Overall: 12 M: 11 Cat M45: 3
2020 1 Event, 100 km  (More)
04.10.2020 Naeba-Sanroku Geopark Tsunan Ultramarathon 100K (JPN) 100km
9:41:31 h Iizuka, Keiichi *Saitama Pref.  Overall: 10 M: 8 Cat M45: 3
2017 2 Events, 265.397 km  (More)
10.-11.06.2017 Green Charity Marathon Tokyo - Night Run 12H (JPN) 12h
61.397 km Iizuka, Keiichi   Overall: 20 M: 15 Cat M40: 2
04.-05.03.2017 Little Edo Oedo 200k (JPN) 204km
26:17:17 h Iizuka, Keiichi   Overall: 25 M: 23 Cat M40: 5
2016 2 Events, 431 km  (More)
01.-02.10.2016 Coedo Kawagoe Running Fest 24-hours run (JPN) 24h
198.000 km Iizuka, Keiichi   Overall: 3 M: 3 Cat M40: 1
05.-06.03.2016 Little Edo Oedo 230k (JPN) 233km
28:26:57 h Iizuka, Keiichi 吉美食品  Overall: 6 M: 6 Cat M40: 2
2015 4 Events, 448.5 km  (More)
19.-20.07.2015 SkyView Ultra-Trail - Yamada Noboru Memorial Cup (JPN) 118km
22:40:20 h Iizuka, Keiichi *Saitama Pref.  Overall: 33 M: 32 Cat M40: 11
12.07.2015 Trainic world Hanno-Ogose Trail Run 50km (JPN) 50.5km
8:32:33 h Iizuka, Keiichi 吉美食品  Overall: 9 M: 9 Cat M40: 4
22.06.2015 Ultramarathon Okumusashi (JPN) 77km
7:28:02 h Iizuka, Keiichi *Saitama Pref.  Overall: 133 M: 124 Cat M40: 28
28.02.-01.03.2015 Little Edo Oedo 200k (JPN) 203km
24:19:27 h Iizuka, Keiichi *Saitama Pref.  Overall: 8 M: 8 Cat M40: 2
2014 5 Events, 519.104 km  (More)
04.-05.10.2014 OSJ Koumi 100 (JPN) 100mi
32:46:39 h Iizuka, Keiichi 吉美食品  Overall: 17 M: 15 Cat M40: 3
31.08.2014 Tsukuba Renjyo 70 Km Road & Trail Run (JPN) 70km
8:38:05 h Iizuka, Keiichi 吉美食品  Overall: 23 M: 22 Cat M40: 4
21.-22.06.2014 Tokyo Challenge 12 hours (JPN) 12h
126.170 km Iizuka, Keiichi   Overall: 1 M: 1 Cat M40: 1
31.05.2014 OSJ Okukuji Trail 50k (JPN) 50km
12:01:52 h Iizuka, Keiichi 吉美食品  Overall: 101 M: 95 Cat M40: 18
01.-02.03.2014 Oedo Night run 112k (JPN) 112km
13:33:59 h Iizuka, Keiichi 吉美食品  Overall: 3 M: 3 Cat M40: 1
2013 4 Events, 624.684 km  (More)
07.-08.09.2013 OSJ Yatsugatake Super Trail 100 miles race (JPN) 100mi
27:55:54 h Iizuka, Keiichi *Saitama Pref.  Overall: 35 M: 33 Cat M40: 9
28.07.2013 Ultramarathon Okumusashi (JPN) 77km
7:41:02 h Iizuka, Keiichi 吉美食品  Overall: 135 M: 122 Cat M40: 29
15.-16.06.2013 Tokyo Challenge 24 hours (JPN) 24h
183.750 km Iizuka, Keiichi   Overall: 8 M: 8 Cat M40: 3
02.-03.03.2013 Little Edo Oedo 200k (JPN) 203km
27:36:56 h Iizuka, Keiichi *Saitama Pref.  Overall: 18 M: 17 Cat M40: 4
2012 3 Events, 462.214 km  (More)
03.-04.11.2012 OSJ Yatsugatake Super Trail 100 miles race (JPN) 100mi
27:22:28 h Iizuka, Keiichi *Saitama Pref.  Overall: 45 M: 44 Cat M40: 9
16.-17.06.2012 Tokyo Challenge 24 hours (JPN) 24h
201.280 km Iizuka, Keiichi   Overall: 5 M: 5 Cat M35: 1
20.05.2012 Yatsugatake Nobeyama 100 km (JPN) 100km
10:05:11 h Iizuka, Keiichi   Overall: 49 M: 48 Cat M35: 14
2011 1 Event, 194.808 km  (More)
11.-12.06.2011 Tokyo Challenge 24 hours (JPN) 24h
194.808 km Iizuka, Keiichi   Overall: 5 M: 5 Cat M35: 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 2021 2020 2017 2016 2015 2014 2013 2012 2011

Comparison table

Comparison of performances in races with multiple participations

   2025 2024 2023 2021 2020 2017 2016 2015 2014 2013 2012 2011
Little Edo Oedo 200k 4 23:09:20         26:17:17   24:19:27   27:36:56    
Ultramarathon Okumusashi 4   6:12:40 8:25:55         7:28:02   7:41:02    
Tokyo Challenge 24 hours 3                   183.750 201.280 194.808
Naeba-Sanroku Geopark Tsunan Ultramarathon 100K 2   8:55:21     9:41:31              
Little Edo Oedo 230k 2       31:05:57     28:26:57          
OSJ Yatsugatake Super Trail 100 miles race 2                   27:55:54 27:22:28  
Tokyo Challenge 12 hours 2           61.397     126.170