Hunter x Hunter - episode 1 - 15 Oct, 1999

Gon has a run-in with a fox-bear in the forest. A mysterious stranger saves Gon, killing the beast. Gon prevents him from killing a Fox-bear cub, and the man tells him about the Hunter Exam. Gon then raises the Fox-bear cub while deciding to take the Hunter Exam when he is old enough. (Source: Wikipedia) Hunter Exam arc: (1/31)