The Conclusion, Which One Will Win?
Ryoma, after temporarily losing his morale due to not being able to return the “Invisible serve”, eventually starts to feel the pressure from his peers and challengers. This, along with his desire not to lose, pushes him to go into the State of Self-Actualization and uses the techniques of other players. Rikkaidai loses the game and heads to the Nationals as runner-up. When they go to Kawamura's sushi place to celebrate, coach Ryuzaki comes with news that Rikkaidai's captain Yukimura Seiichi's surgery is successful.
Aired 07/04/2004EP 128 - The Conclusion, Which One Will Win?

The Prince of Tennis
Echizen Ryoma is a young tennis prodigy who has won 4 consecutive tennis championships but who constantly lies in the shadow of his father, a former pro tennis player. He joins the Seishun Gakuen junior highschool, one of the best tennis schools in Japan, and there along with his teamates he learns to find his own type of tennis in an attempt to defeat his biggest obstacle of all: his father as well as himself.
(Source: Anime News Network)