Breast expansion fetishism sexualities the processes of enlarging breasts. The entertainment industries in Japan, the internet, pornography, and particularly hentai manga, provides the medium and arena in which this large breast fetishization is communicated and produced in a grant scale... no pun intended!
Breast expansion is a recurring theme in some hentai anime, manga and self-published hentai Dōjinshi.
In Oppai Slider 2 hentai game for the PC, the user has 100% control the girls breasts. Shape, inflate and jiggle away! It's easy to create extreme boob sizes there could make even Godzilla's girlfriend jealous!