"Oolong noodles are Japanese. Oolong noodle is a kind of Japanese pasta, which is called the three major Japanese noodles together with buckwheat noodles and green tea noodles. Oolong flour is made of medium gluten wheat flour and some salt. When eating it, most soup bases made of dried fish, kelp and soy sauce are used. There are many kinds of Japanese udon noodles, such as Udon noodles in Akita, Shui Ze Udon noodles in Gunma and Kasu noodles in _ Jade.