Yamabuki Jr. High
Banda Mikiya or Banji is a very good coach of Yamabuki. He knows how to coax his members and bring out their full potential. Coach Ryuzaki is very wary of him since back to Nanjiroh's time in Seigaku, Banji was the cause of Seigaku's defeat then. He and his way of talking to his members. He's always calm and collected, you could always see him smiling regardless of the situation.
Taichi Dan is Yamabuki Tennis Club team manager. He thinks that because of his height he couldn't play tennis, but after encountering Echizen who is the same height as him, he was encouraged to play tennis and stop emulating Akutsu. He's very reliable and always researching about other school's teams.
Minami and Higashikata are doubles 1 of Yamabuki Jr. High. They're National level and very adept with hand signals which usually bring them glory. They are also called Jimmies by Sengoku. They defeated Oishi the previous year but this time.. we shall see.
Sengoku Kiyosumi or also known as Lucky Sengoku because of his uncanny good luck. He's also a National level player and belongs to All-Japan Jr. player. His specialty is a difficult serve called Kohou which utilizes his thin frame and awesome jump.
Akutsu Jin is an acquaintance of Kawamura when they were children and belong under one dojo. He's a genius tennis player but doesn't practice his skills since he looks down to the sport of Tennis. He's got a terrible temper thus he's a big bully and always rough-houses with other people.