Ritva Vepsa in nude scene from Naisenkuvia which was released in 1970. She shows us her tits and ass including full frontal nudity in explicit sex scene.
Also Kirsti Wallasvaara naked in Naisenkuvia. We can see explicit sex scene with her. So Kirsti Wallasvaara is not shy and she demonstrating her ass, boobs and even full frontal nudity.