GET D!RTY Next time youre traveling or just chattin in Japanese with your friends, drop the textbook formality and bust out with expressions they never teach you in school, including: Cool slang Funny insults Explicit sex terms Raw swear words Dirty Japanese teaches the casual expressions heard every day on the streets of Japan: What's up? Ossu? How's it hanging? Choshi doyo? I'm smashed. Beron beron ni nattekita. I love ginormous tits. Kyo'nyu daiskui. Wanna try a threesome? Yatte miyo ka sanpi? I gotta take a leak. Shonben shite. He's such an asshole. Aitsu wa kanji warui kara.