Daniel (Ralph Macchio) travels with Mr. Miyagi (Pat Morita) to his childhood home in Okinawa when he discovers his father is on his deathbed. Miyagi’s presence rekindles a feud with his former best friend Sato (Danny Kamekona), whose arranged marriage was ruined by Miyagi’s love for his betrothed, Yukie (Nobu McCarthy). Daniel also finds new love in Yukie’s niece, Kumiko (Tanlyn Tomita), though his presence stirs up trouble among Sato’s Gang.