A panel from the spinoff manga [i][[choujigen_game_neptune_the_animation|Choujigen Game Neptune: The Animation]] - Hello New World[/i], volume 1 chapter 4, page 21- In which [[neptune (neptunia)|Neptune]] attempts to compete for her sister [[Nepgear]]'s attention with [[vert (neptunia)|Vert]] by [[ass_shake|shaking her ass]] and claiming it is superior to Vert's.
neptune ass shake (meme)