Overview:Ramen is one of Japan's favorite foods. Broth, noodles and toppings are the 3 elements, but within that basic framework there is almost endless variation. An annual gathering in Tokyo of the best ramen shops from around Japan draws hundreds of thousands, and now the popularity of ramen is going global. Our expert guest this time is Hiroshi Osaki, the director of the Nippon Ramen Association, and the man who eats more ramen than anyone else in Japan. And in Plus One, the basics of slurping!