Tezuka Kunimitsu vs Fuji Syuusuke
Tezuka and Fuji have a match to determine Seigaku's number one in the intraschool ranking. This match, which lasts until episode 176, truly awakens Fuji's full potential as a tennis player. Flashbacks reveal a match between the two when they were first years, their subsequent friendship, and the implications of Tezuka's injury. Fuji takes an early lead, but the match is far from over.
Aired 02/03/2005EP 174 - Tezuka Kunimitsu vs Fuji Syuusuke

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)