Located in Marugame City, Kagawa Prefecture, "Teuchi Udon Marugame Watanabe" is a popular hand-made udon restaurant that serves authentic Sanuki udon. The noodles, carefully made by craftsmen, have the strong firmness and smooth texture that are unique to Sanuki udon, and have attracted many repeat customers.

The soup stock, made with locally produced dried sardines and kelp, is characterized by its fragrant and deep flavor, and goes perfectly with the noodles. In addition to the classic Kake Udon and Kamatama Udon, there are also plenty of seasonal limited menus and tempura, making it a popular restaurant with a wide range of customers. The interior of the restaurant has a homey and warm atmosphere. It is supported by locals and tourists alike as a restaurant where you can experience the essence of Sanuki udon.