Shibuya is known as a bustling fashion and business district. But did you know that it also has some of the most delicious ramen in Tokyo? After all, Shibuya's a crowded place, and whenever you have a high concentration of people in Japan, you're guaranteed to find lots of great ramen joints. It's a law of nature in this ramen-crazy country. This is your ultimate guide to Shibuya's ramen shops!