Deep Impluse is the 84th episode of Prince of Tennis. It was orginally aired on the 4th of June 2003.
Shinjo's old aggressive tennis style is revealed. His old style was previously sealed by Josei's coach, Aoi Hanamura, because it injured the opponent, causing him to want to quit tennis. He also injures Ryoma's face a couple of times but Ryoma has his counter-attck ready. Josei regulars are shocked to see Shinjo losing to the chibi freshman from Seigaku.
Tennis Techniques Introduced
Manga Chapter Equiavlents
None. The school of Josei Shonan is an anime only school where the manga has Midoriyama.