The Prince of Tennis: The National Tournament (2006)
Original title: テニスの王子様 全国大会篇
The Prince of Tennis: The National Tournament is a 2006 Japanese-language animation series created by Takeshi Konomi. It stars Junko Minagawa, Masaya Onosaka and Yuki Kaida.
Seigaku continues their road to winning the National Championship, but only the best schools remain as they'll have to go toe-to-toe with old rivals and new foes in the National Tournament.