Food · Fermented foods

Iidako (Webfoot Octopus)

いいだこ (Iidako)

Also known as: Iidako, Webfoot octopus, Octopus ocellatus, 飯蛸

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At a glance

CategoryFood
Japanese labeling nameいいだこ
Common Japanese notationsいいだこ, 飯蛸, イイダコ
OriginWebfoot octopus (Octopus ocellatus); small octopus species harvested in Japanese coastal waters; spring season for the egg-bearing 'iidako' premium
Typical functionsIidako-no-nimono (whole simmered iidako with eggs visible) — distinctive spring preparation, Premium foodservice and izakaya specialty
Regulatory status in JapanStandard food labeling. Mollusc allergen recommended disclosure.

Iidako (いいだこ / 飯蛸) is a small octopus species (Octopus ocellatus) with distinctive culinary application — the spring-harvested egg-bearing iidako is simmered whole, with the rice-grain-like eggs ('ii' = rice in old Japanese, hence the name) visible inside. Premium foodservice and izakaya specialty.

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.

  • Pre-cooked iidako-no-nimono retail
  • Frozen iidako

What it is

Octopus ocellatus webfoot octopus, small species.

Typical uses in Japanese products

Iidako-no-nimono (whole simmered with visible eggs).

Premium foodservice and izakaya.

For OEM: pre-cooked iidako-no-nimono retail, foodservice supply.

Regulatory classification in Japan

Standard food labeling. Mollusc allergen recommended disclosure.

Regulatory classification in other markets

EUNiche specialty positioning. Mollusc allergen mandatory.
USANiche specialty positioning. Mollusc allergen labeling.
ChinaNiche specialty positioning.
KoreaKorea has its own jukkumi (주꾸미) octopus tradition (different species).

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 — いいだこ

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

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