Kotaro Arima (有馬 幸太郎, Arima Kotaro, born 3 September 2000) is a Japanese footballer currently playing as a midfielder for Tochigi SC, on loan from Kashima Antlers.
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Argentina
Armenia
Australia
Austria
Azerbaijan
Bahrain
Belarus
Belgium
Bolivia
Bosnia And Herzegovina
Brazil
Bulgaria
Burkina Faso
Canada
Chile
China
Chinese Taipei
Colombia
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El Salvador
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Italy
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Nigeria
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Oman
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Peru
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Russia
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Serbia
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Germany 
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Portugal 
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Rep. Of Ireland 
Hungary 
Italy 
Turkey 
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Slovakia 
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Sweden 
Norway 
Kosovo 
Belgium 
Montenegro 
France 
Luxembourg 
Spain 
Andorra 
Wales 
Netherlands 
Canada