Kobe Beef A5 Striploin BMS 10-12A5 Kobe Beef has become some of the most sought after beef in the world. Genuine Kobe Beef must be raised and processed in Hyogo Prefecture and come from the pure Tajima Bloodline and pass strict grading by the Kobe Beef Association. All our Kobe Beef comes from a certified and approved Kobe supplier that supplies us with a Certificate of Authenticity on every primal we purchase. This ensures that you are only getting authentic product .