Crayon Shinchan is hiding in the director's house. Which episode is the fourth season?

Crayon Shinchan is a Japanese family comic produced by 1992. The film was mainly directed by fellow villagers Man, Keiichi Hara and Wooji Muto. The first episode was broadcast on Asahi TV in April 1992. It's still on the air. The film is adapted from the cartoon Crayon Shinsuke created by Japanese cartoonist Yoshito Usui, and tells the story of a 5-year-old Japanese boy Nobuhara with his family, teachers, classmates, neighbors and passers-by in his daily life.