Naomi Osaka of Japan poses with the winners trophy after she won the BNP Paribas Open. Pic/AFP

Unseeded Naomi Osaka became the first Japanese player to win the Indian Wells final, routing Russian Daria Kasatkina 6-3, 6-2 on Sunday for her first WTA Tour title. World number 44 Osaka rolled over Kasatkina, breaking her serve four times and winning the battle of the 20-year-old rising stars in just 70 minutes. Osaka captured the title on her first match point by blasting a backhand into the open side of the court.