A5
Verified
Mastro's Ocean Club - Irvine
Irvine, CA · Steakhouse / Seafood
Japanese A5 VerifiedJapanese Wagyu (Brand)Australian WagyuSourcing Transparent
Tier 1 · Certified / Registry-Verified
Why it's listed
Mastro's Ocean Club in Irvine's Spectrum Center is an upscale steakhouse-and-seafood destination with a dedicated, provenance-transparent Wagyu program. The current dinner menu names A5 Kobe Beef (100% Tajima cattle, Hyogo Prefecture), A5 Miyazaki New York, Australian Westholme Cross tomahawks, and WinterFrost American Wagyu, plus A5 Wagyu carpaccio and sushi. The venue is on the official Kobe Beef Association registry (No. 1885), confirming it is licensed to serve genuine Kobe. Open daily from 4 PM with reservations.
Wagyu on the menu
- Japanese
- Brand / Prefecture
- Hyogo Prefecture (Kobe / 100% Tajima Cattle)
- Grade
- A5
- Producer
- Not listed
- Japanese
- Brand / Prefecture
- Miyazaki Prefecture
- Grade
- A5
- Producer
- Not listed
- Australian
- Brand / Prefecture
- Westholme Cross Cattle
- Grade
- Not listed
- Producer
- Westholme
- American
- Brand / Prefecture
- WinterFrost Halal American Wagyu
- Grade
- Not listed
- Producer
- WinterFrost
| Origin | Brand / Prefecture | Grade | Producer |
|---|---|---|---|
| Japanese | Hyogo Prefecture (Kobe / 100% Tajima Cattle) | A5 | Not listed |
| Japanese | Miyazaki Prefecture | A5 | Not listed |
| Australian | Westholme Cross Cattle | Not listed | Westholme |
| American | WinterFrost Halal American Wagyu | Not listed | WinterFrost |
Sourced from
Address
772 Spectrum Center Dr · Irvine, CA 92618Get directions
Phone
Last verified
July 17, 2026 · evidence on file