Widow Sex: As Long as There are Men and Women (1996)

Goro, who works as a parcel delivery man, separates from his fiancee Mie and marries Yuriko, the wife of a Shinto shrine priest who died in the womb. Yuriko is a full decade older than Goro, and this is her third marriage. Then Katsuko, who works for a construction company that Goro is a client of,