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It's been incredible': Naomi Osaka's coach announces split from Japanese tennis star | Sporting News
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Confidence sets Naomi Osaka apart, according to coach Wim Fissette - Official Site of the 2023 US Open Tennis Championships - A USTA Event
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Naomi Osaka jokes coach Wim Fissette might 'scold' her despite Alison Riske win to make Miami Open quarter-finals - Eurosport
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