itf网球：

ITF (International Tennis Federation) is the governing body of world tennis. It is responsible for organizing and regulating tennis tournaments and events at the international level, including the four Grand Slam tournaments, Davis Cup, and Fed Cup. ITF also sets the rules and regulations for tennis and manages the rankings of players. Tennis players who aspire to play at the professional level often start their careers by competing in ITF tournaments.

网球王子：

你好！你是在问关于《网球王子》在的情况吗？《网球王子》是一部非常受欢迎的日本动漫和漫画作品，它讲述了一群年轻的网球选手们在高中网球比赛中的成长和竞争故事。在，《网球王子》也受到了很多粉丝的喜爱。它不仅在大陆播出了动画和电视剧版本，还有漫画和小说的中文翻译版本。此外，许多的网球爱好者也受到了这部作品的启发，开始热爱这项运动。