Food · Fermented foods
Itayagai (Itaya Scallop)
いたやがい (Itayagai)
Also known as: Itayagai, Itaya scallop, Pecten albicans, 板屋貝, イタヤガイ
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| Category | Food |
|---|---|
| Japanese labeling name | いたやがい |
| Common Japanese notations | いたやがい, 板屋貝, イタヤガイ |
| Origin | Itaya scallop (Pecten albicans / Mimachlamys nobilis-related Pectinidae); smaller scallop relative; principal historic regions Aichi (Mikawa Bay), Mie, Wakayama; **wild-only, no commercial aquaculture**; less common than hotategai (Yesso scallop) which dominates the Japanese scallop category; **regional specialty rather than nationwide-supplied** |
| Typical functions | Sashimi / sushi nigiri (regional specialty), Butter-yaki preparation, Foodservice regional supply |
| Regulatory status in Japan | Standard food labeling. **Origin disclosure.** **Mollusk JAS-recommended-disclosure allergen.** |
Itayagai (いたやがい / 板屋貝) — itaya scallop (Pecten albicans family) — is a smaller wild-only scallop relative. Mikawa Bay regional specialty. Less common than hotategai. Niche regional sashimi/butter-yaki.
Classification
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Product applications
Functions
Regulatory tags
Origin
Used in (typical product categories)
Finished-product categories that commonly include this ingredient in Japanese-market formulations.
- Live/fresh itayagai regional retail (Mikawa Bay specialty)
- Frozen B2B (limited supply)
What it is
Pecten albicans-family itaya scallop (smaller scallop relative).
Typical uses in Japanese products
Sashimi / sushi nigiri regional specialty.
Butter-yaki.
Foodservice regional supply.
For OEM: regional retail, limited frozen B2B.
Regulatory classification in Japan
Standard food labeling. **Mollusk JAS-recommended-disclosure allergen.**
Regulatory classification in other markets
| EU | **Mollusks EU-mandatory allergen.** Niche specialty. |
|---|---|
| USA | Mollusk allergen disclosure. Niche specialty. |
| China | Niche specialty. |
| Korea | Niche specialty. |
Example products
Example finished products will be added after verification.
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Sharing similar functions
Ingredients that overlap on functional benefit tags.
From the same origin
Other ingredients that share an origin classification.
References
- MEXT Standard Tables of Food Composition — いたやがい
Last updated: 2026-04-28. Ingredient entries are reviewed at least annually against current regulatory listings.