Japanese A5 Wagyu Sirloin FiletThis is the Japanese A5 Wagyu Sirloin Filet from Kobe's Wine Beef program an 8oz, BMS 12 steak cut from cattle raised on wine production byproducts in Hyogo Prefecture. That's not a gimmick. The polyphenol rich feed genuinely influences the animal's physiology, keeping stress hormones low and fat distribution exceptionally uniform. The result is a thick, round sirloin filet sometimes called the "baseball cut" with the marbling density of A5 and a