The WTAツアー (Women's Tennis Association Tour) is the principal professional tennis circuit for female players. It features a series of tournaments held worldwide, culminating in the prestigious WTA Finals. The tour provides opportunities for players to earn ranking points, prize money, and recognition in the sport. Established in 1973, the WTA aims to promote women's tennis and ensure equal opportunities for female athletes. The tour includes various levels of competitions, from Grand Slam events to smaller WTA 125 tournaments, allowing players of different skill levels to compete and develop their careers.