Overview

• Osaka hired Mouratoglou in September 2024 after parting with Wim Fissette but managed only one lower-tier title and suffered early exits in three Grand Slams due to injuries and form issues
• Analyst Matt Roberts pointed to ‘red flag’ behaviors in Mouratoglou’s approach that he believes undermined Osaka’s confidence and stalled her performance progress
• Jon Wertheim cited the Atlantic divide between Osaka’s Miami base and Mouratoglou’s Nice headquarters as a logistical hurdle that further eroded her morale
• In a July 28 Instagram post, Mouratoglou expressed gratitude for the trust and journey they shared and pledged to continue supporting Osaka’s future
• Osaka has already begun a trial partnership with coach Tomasz Wiktorowski at the Canadian Open as she seeks a more stable long-term collaboration