quick look and i read ...I want oral!
Yeah it is fine.
I would love to see everyone grow up. As discussed in the article, there is hypocrisy regarding genital anatomic images. Maybe if we were more matter of fact about anatomy, there could be better informed about related medical issues as well as social aspects.
This surprises me about Japan. I thought they had a long history of being secular as well as more tolerance to sexuality, compared to the west.