A5 Wagyu Explained: The Japan Meat Grading Association System

A5 is the highest possible grade for Japanese wagyu — the rare beef that combines top yield (“A”) with top marbling and texture (“5”). Here’s how the system works and why our NAHA-certified A5 halal wagyu is special.

The yield grades (A / B / C)

  • A: yield rate of 72 or higher (most usable meat per carcass)
  • B: between 69 and 72
  • C: below 69

The quality grades (1–5)

A piece of beef earns a “5” quality grade only when it achieves a 5 on all four sub-criteria:

  • Marbling (BMS): score 8–12
  • Meat colour (BCS): score 3–5
  • Firmness and texture: very fine and dense
  • Fat colour and quality (BFS): score 1–4

BMS — the marbling scale

BMS (Beef Marbling Standard) is the 12-point scale that measures marbling intensity. BMS 8–12 qualifies as A5; BMS 12 is the world’s most heavily marbled beef.

Why our A5 wagyu is in the top 5%

We source only A5 wagyu with BMS 11 or higher, raised in Hokkaido, and certified halal by NAHA. Less than 0.1% of all Japanese wagyu meets the A5 + halal-certified bar — and that’s what arrives at your door.

Recommended cooking methods

  • Steak: high heat, brief sear, medium-rare. Salt only.
  • Yakiniku: high heat, 30 seconds or less per side.
  • Shabu-shabu: paper-thin slices, 3-second hot-broth dip.

Browse the A5 halal wagyu range: halalshop.jp/shop/

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