Four-time Grand Slam champion Naomi Osaka is determined to make some strong results this clay season as she plans to watch videos of Rafael Nadal and analyze how the record 13-time French Open champion moves on clay. Osaka has seven titles in her collection but she has never had a victorious run at a clay tournament. Osaka is aiming to return to the top-10 this year and the clay season is a perfect opportunity for her to gain a large chunk of points since she doesn’t have many points to defend during the clay swing. “I’m going to watch a lot of Nadal videos to see how he moves,” Osaka said, per the WTA Tour website.”Shout out, [Carlos] Alcaraz, because he’s killing it. “I just think that knowing I’m still a student and I have to keep learning, …