Robogeisha

''Yoshie, the younger and ill-treated sister of a renowned Geisha, is discovered to have natural strength and fighting ability. She's recruited into an army of Geisha assassins by the rich and powerful owner of a steel-works, Kageno. (IMDB)''

Drink when:

 * A new geisha ability is revealed
 * Whenever something bleeds that isn't supposed to
 * Whenever they mention honor, shame, or pride.
 * When a character states the obvious
 * When you exclaim "What the fuck!?" or "What!?"

Finish your beer:

 * When the butt sword fight happens.