Her sister is also a pro tennis player
Mari Osaka, 22, made her WTA debut in 2014 and has nearly 300 singles matches under her belt. The older Osaka is ranked 324th in the world, with more than 150 singles wins.
Mari has partnered with Naomi in several doubles tournaments throughout their careers. They’ve also been compared to the Williams sisters. The women were featured in a W Magazine article this year titled “Mari and Naomi Osaka Could Be the Next Venus and Serena Williams.”
