Homepage Naomi-Osaka-won-2018-US-Open-defeating-Serena-Williams-in-final Aman Bansal Posted on Sep 9, 2018 Naomi Osaka won 2018 US Open defeating Serena Williams in final. LEAVE A RESPONSE Cancel replyYour email address will not be published. Required fields are marked *Comment * Name * Email * Website Δ Post navigation Previous PostMeet Naomi Osaka: Japan’s first woman to win US Open