Eri Kanuma features in this image made to promote her 1979 Nikkatsu Studios drama Tenshi no harawata: Nami, known in English as Angel Guts: Nami. It was third in an Angel Guts series derived from an Ishii Takashi manga, and they’re as weird as the title makes them sound. Kanuma ended up accumulating more than thirty screen credits. We’ll circle back to Angel Guts: Nami in a bit.
The key is to get the f-stop settings just right.