Black Jack (TV) - episode 11 - 16 Jan, 2005

Black Jack tells Pinoko about how he befriended the killer whale Toriton. One day at the beach, Black Jack discovered the injured Toriton. He patched him up, and again each time he was injured. Toriton is falsely accused of attacking a fisherman, and Black Jack tries to end their friendship, but the whale turns out to be innocent, and Black Jack rescues him just in time. (Source: Wikipedia)