Shinshu beef is a brand of beef cattle raised in Nagano Prefecture and is called “apple-fed beef” because it is raised on feed with apples added. Its meat is characterized by its tenderness, aroma, and excellent marbling. There are many restaurants in Nagano Prefecture that specialize in sukiyaki using this Shinshu beef, and people become to call it sukiyaki in Nagano Prefecture. It is a must-try when you travel to Nagano.