Food · Fermented foods

Kasago (Marbled Rockfish)

かさご (Kasago)

Also known as: Kasago, Marbled rockfish, Sebastiscus marmoratus, 笠子

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At a glance

CategoryFood
Japanese labeling nameかさご
Common Japanese notationsかさご, 笠子, カサゴ
OriginMarbled rockfish (Sebastiscus marmoratus); harvested in Japanese coastal waters; year-round availability
Typical functionsPremium foodservice — sashimi, ara-ni (head/bone simmered), kara-age
Regulatory status in JapanStandard food labeling. Fish allergen recommended disclosure.

Kasago (かさご / 笠子) is marbled rockfish, premium foodservice fish for sashimi, ara-ni, and kara-age. Year-round availability.

Classification

Tags below link to other ingredients sharing the same attribute, so you can pivot from one ingredient to its peers.

Used in (typical product categories)

Finished-product categories that commonly include this ingredient in Japanese-market formulations.

  • Fresh whole kasago (foodservice)

What it is

Sebastiscus marmoratus marbled rockfish.

Typical uses in Japanese products

Sashimi, ara-ni, kara-age.

For OEM: foodservice supply.

Regulatory classification in Japan

Standard food labeling. Fish allergen recommended.

Regulatory classification in other markets

EUNiche specialty positioning.
USANiche specialty positioning.
ChinaEstablished Chinese market.
KoreaNiche specialty positioning.

Example products

Example finished products will be added after verification.

All brand names and product names referenced anywhere on this site are the property of their respective owners. Example entries are provided for informational purposes only and do not imply endorsement.

References

  1. MEXT Standard Tables of Food Composition — かさご

Last updated: 2026-04-28. Ingredient entries are reviewed at least annually against current regulatory listings.

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