Ranma ½ (1989)

S1E74 A Formidable New Disciple Appears

A young man is captivated by Happosai's impressive skills and decides to visit the Tendo Dojo, eager to learn the art of Anything Goes Martial Arts. The master welcomes him into the fold, and it quickly becomes clear that he is an exceptionally committed student. However, his intense dedication raises some eyebrows, particularly with Ranma, who finds the newcomer’s enthusiasm a bit excessive.