A Sandcastle Model Family Home (1989)
Original title: 砂の上のロビンソン
A Sandcastle Model Family Home is a 1989 Japanese-language drama movie directed by Junichi Suzuki, with a running time of 1h 45m. It stars Yōko Asaji, Yasuo Daichi and Hitomi Takahashi.
An opportune salaryman moves his family into a model mansion for 12 months; unfortunately, they must allow prospective buyers to trek through their home during business hours.