It sounds like Naomi Osaka and Cordae have the whole parenthood thing figured out ... 'cause the tennis star says the two have made it easy by building "a really good foundation" for their baby girl.
Osaka and the "Gifted" rapper welcomed their daughter, Shai, in July ... and have been so private about raising their daughter, they don't even share photos of her on social media.
The 4-time Grand Slam singles champ briefly gave some inside info on her new role as a mother five months after giving birth .