Select your language:
Marathon Deutsche Weinstraße 2026   HaWei50 50km Ultralauf 28.2.2026   3h, 6h, 12h, 24h of Santander  
Name: Ishikawa, Yuiko 石川結子   Submit Personal Website Send Link 
Club:  
Residence: Hokkaido Pref.
Year of birth: 1973 (Cat. german: W50)
Date of birth: 00.00.0000 (Cat. internat.: W50)
Nationality: JPN JPN Japan
RunnerID: 988139
 

5 search results (5 Events, 400 km).  (More)

2025 1 Event, 50 km  (More)
29.06.2025 Lake Saroma 50 Km Ultramarathon (JPN) 50km
4:58:26 h Ishikawa, Yuiko   Overall: 30 F: 5 Cat W50: 1
2024 1 Event, 50 km  (More)
30.06.2024 Lake Saroma 50 Km Ultramarathon (JPN) 50km
4:54:49 h Ishikawa, Yuiko   Overall: 32 F: 8 Cat W50: 1
2019 1 Event, 100 km  (More)
30.06.2019 Lake Saroma 100 Km Ultramarathon (JPN) 100km
10:45:57 h Ishikawa, Yuiko   Overall: 669 F: 75 Cat W45: 15
2018 1 Event, 100 km  (More)
24.06.2018 Lake Saroma 100 Km Ultramarathon (JPN) 100km
10:54:27 h Ishikawa, Yuiko   Overall: 769 F: 86 Cat W40: 17
2017 1 Event, 100 km  (More)
25.06.2017 Lake Saroma 100 Km Ultramarathon (JPN) 100km
11:33:07 h Ishikawa, Yuiko *Hokkaido Pref.  Overall: 951 F: 105 Cat W40: 21

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 2019 2018 2017
50km 4:54:49 4:58:26
(1183/14)
4:54:49
(1140/18)
 
 
 
100km 10:45:57  
 
10:45:57
(457/124)
10:54:27
(514/142)
11:33:07
(547/163)

Comparison table

Comparison of performances in races with multiple participations

   2025 2024 2019 2018 2017
Lake Saroma 100 Km Ultramarathon 3     10:45:57 10:54:27 11:33:07
Lake Saroma 50 Km Ultramarathon 2 4:58:26 4:54:49