Paizuri Hentai is a sex act, performed as either foreplay or as non-penetrative sex, that involves the stimulation of a man’s penis by a woman’s breasts and vice versa. Paizuri Hentai involves placing the penis between a woman’s breasts and moving the penis up and down to simulate sexual penetration and to create sexual pleasure. Paizuri Hentai may be used as an alternative to a handjob.