In Ramen Heads, Japan's reigning king of ramen, Osamu Tomita takes audiences deep into his world by revealing every single step of his obsessive approach to creating the perfect soup and noodles along with his relentless search for the highest-quality ingredients. In addition to Tomita, the film also profiles five other notable ramen shops, each with its own philosphy and flavor, exemplifying the various different aspects of the ramen world. Mixing in a brief rundown of ramen's historical roots, the film gives viewers an in-depth look at the culture surrounding the unique and beguiling dish.