Jason Koster Judoka
Jason Koster
Jason Koster
Country: New Zealand | Born: 11 March 1983 (41 years)
Jason Koster won the Oceania Open in Wollongong in 2014. He is four times Oceania champion and collected various World Cup medals in Oceania as well as in South America. He captured a bronze medal at the Pan American Open in Lima in 2019. He is married to Moira Koster De Villiers having two children.
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Match balance per year
Year Matches Won Lost % won
2016 2 2 0 100.0%
2015 1 1 0 100.0%
2013 1 1 0 100.0%
2011 1 1 0 100.0%
Total 5 5 0 100.0%
Head-to-heads
Date Opponent Noc Rnd W/L Type Event Cat video
15 May 2016 Tadehara, Ajax USA 1/16 W GP Almaty U100
6 Mar 2016 Tadehara, Ajax USA 5/7 W WCup Lima U100
15 Mar 2015 Tadehara, Ajax USA 1/4 W WCup Montevideo U100
16 Nov 2013 Tadehara, Ajax USA poule W WCup Apia U100
12 Nov 2011 Tadehara, Ajax USA 1/8 W WCup Apia U100
Results comparison
Date Koster Tadehara City Type Cat
24 Mar 2019
5
3
Santiago WCup U100 vs O100
17 Mar 2019
7
7
Cordoba WCup U100 vs O100
6 Mar 2016
5
7
Lima WCup U100
22 Mar 2015
2
5
Buenos Aires WCup U100
15 Mar 2015
3
7
Montevideo WCup U100
8 Mar 2015
3
7
Santiago WCup U100
15 Nov 2014
1
3
Wollongong WCup U100
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