House of Wedlock

House of Wedlock aka Hour of Wedlock , Uhohho tankentai? literally Ooh Exploration Party is a 1986 Japanese film directed by Kichitaro Negishi.

The screenplay for the film, based on a novel by Agata Hikari, was written by director Yoshimitsu Morita. The film has been described as one of the forerunners of Japanese new age movies in the 80s.

Source: Wikipedia