It's a Summer Vacation Everyday (1994)

Original title: 毎日が夏休み

The Rinkaiji family, by all appearances, is a well-to-do Japanese family. The father, Nariyuki, works in an elite corporation, which gives his wife Yoshiko status in their suburban neighborhood. But the daughter Sugina, who herself has secretly stopped going to school because she is being bullied. One day, they discover that Nariyuki has quit his job. As Nariyuki decides to find a new job along with Sugina, Yoshiko, a firm believer in a life based on the company, soon finds her world falling apart.