A couple in Kanagawa Prefecture have been arrested for growing marijuana on the roof of their apartment building.

According to police, 15 plants were discovered on the roof of a building in Ebina afte a neighbor called to report seeing marijuana-like plants.

TV Asahi reported that police searched the roof and found the plants in a greenhouse made of plastic sheeting. According to investigators, the couple responsible were a 56-year-old man and his 32-year-old wife. It is believed the pair were renting the apartment and that the roof was open to residents to use as a place to hang out laundry.

During police questioning, the couple were quoted as saying that the marijuana was intended for personal use.

© Japan Today