The nightlife in Japan is surreal and — to a westerner — bewildering. The Great Happiness Space — how Japanese is that title? — is a documentary from 2006 that explores host bars, where androgynous young men with big peroxide hair entertain young women. Get ready for some culture shock.
Come back to it later if you don’t have time now. You definitely want to get to the first “plot twist” about a half-hour in.