Ippudo’s Ramen. Tonkotsu, one of the most popular ramen varieties, derives from Hakata, Japan. The latest New York addition to the world-renowned Ippudo franchise, Ippudo 5th Avenue features a classy yet minimalistic interior that provides a well-suited escape for the busy New Yorker. Rather than our traditional tonkotsu broth, this location uses our kasane-aji, or […]