Kaibutsu-kun is a Japanese manga and anime series created by Fujiko Fujio A. It follows the adventures of a boy named Kaibutsu-kun, the prince of Monster Land, as he travels to the human world with his companions Dracula, Frankenstein, and Wolfman. The series mixes comedy, fantasy, and light adventure, often featuring misunderstandings and monster-themed antics. It became especially well known through its anime adaptations and remains a recognizable classic in Japanese children's entertainment.