Rainbow Karaoke: Although neither the largest nor the most famous karaoke bar in Shibuya, this spot earns high marks for its large rooms and expansive menu.This popular spot in the heart of Roppongi definitely lives up to the hype. Bar Propaganda: Come for the karaoke, stay for the drinks, pool, and darts.Jeremiah: Arguably the best cocktail bar in Tokyo, this old-timey spot in Shinjuku serves both classic drinks and innovative mixes using Japanese ingredients like matcha green tea power.