Marked Ama: Stirred-Up Shell 1982

Directed by Atsushi Fujiura

A couple arrive by boat to a small fishing village where women dive for seafood. He is returning from a trip and he brings his latest girlfriend, a former hostess, with him. This causes jealousy with a local diver, a woman he had relationship with before he left. Meanwhile the other female divers find ways to satisfy themselves after a hard days work.