Food · Fermented foods

Aonori (Green Laver)

あおのり (Aonori)

Also known as: Aonori, Green laver, Monostroma nitidum, Ulva prolifera, 青のり, 青海苔, Hitoegusa

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At a glance

CategoryFood
Japanese labeling nameあおのり
Common Japanese notationsあおのり, 青のり, 青海苔, ヒトエグサ, アオサノリ
OriginAonori green laver (multiple Ulva species, Monostroma nitidum, etc.); principal modern production regions Shikoku Shimanto-river area (Kochi — premium) and Mie (volume); significant Chinese imports for cost-positioned mass-market
Typical functionsOkonomiyaki, takoyaki, yakisoba seasoning — defining Japanese street food garnish, Tempura batter ingredient, Aonori-flavored snacks and rice crackers (potato chips, senbei), Premium Shimanto Aonori gift retail
Regulatory status in JapanStandard agricultural product labeling. Shimanto Aonori (Kochi) is regional brand. Domestic vs Chinese-imported origin disclosure essential. Not a designated allergen.

Aonori (あおのり / 青のり) — green laver — is a defining Japanese seasoning seaweed with substantial OEM applications: as okonomiyaki/takoyaki/yakisoba seasoning (defining Japanese street food garnish), as aonori-flavored snack and senbei seasoning (Calbee, Kameda Seika industrial volume), as tempura batter ingredient, and as premium Shimanto Aonori gift retail (Kochi specialty). Shikoku Shimanto-river area is the heritage premium production; Mie provides volume; Chinese imports supply cost-positioned mass-market.

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Classification

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

Common OEM product categories

Finished-product categories where Japanese OEM manufacturers commonly formulate with this ingredient.

  • Dried aonori flake retail (Shimanto premium and volume formats)
  • Aonori for okonomiyaki/takoyaki seasoning (industrial volume supply)
  • Snack and senbei seasoning (Calbee, Kameda industrial)

Ingredient profile

Multiple species in 'aonori' category: Monostroma nitidum (hitoegusa-aonori — premium), Ulva prolifera (sujiao-nori).

Production: Shimanto-river Kochi (premium), Mie (volume). Chinese imports.

OEM applications

Okonomiyaki, takoyaki, yakisoba seasoning.

Aonori-flavored snacks (Calbee Aonori potato chips, etc.).

Senbei rice crackers seasoning.

Tempura batter.

For OEM: dried aonori flake retail (premium and volume formats), industrial seasoning supply.

Regulatory classification in Japan

Standard food labeling. Shimanto Aonori regional brand. Domestic vs imported origin disclosure.

Not a designated allergen.

Regulatory classification in other markets

EUImported as green laver. Niche specialty in Asian cuisine channels.
USAImported under FDA standard food procedures. Established in Japanese-cuisine channels.
ChinaChina is major aonori producer.
KoreaNiche specialty positioning.

Market reference formulations

Example finished products will be added after verification of origin (Shimanto premium / Mie volume / Chinese-imported).

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.

Seasonality & supply calendar

Harvest months
December – April
Peak supply
January – February
Off-season
May – November (dried product supplies year-round)

Source: 農林水産省 漁業センサス. Shikoku (Tokushima 吉野川河口) is the primary domestic source; cultivated 養殖アオノリ extends supply.

Storage requirements

How the receiving OEM facility needs to handle inbound raw material.

Temperature
Sealed at room temperature; refrigerated for premium grade
Conditions
Sealed against humidity and light to retain green color
Shelf life
12 months sealed

Supply concentration

Where this ingredient comes from — useful for single-source-risk planning.

Primary regions
Tokushima (Yoshino River / Naka River estuaries — approximately 70-80% of national スジアオノリ production), Kagawa. Note: for アオサ (ヒトエグサ), Mie Prefecture leads with approximately 60% — different species, often confused.
Import dependence
Substantial imports (Korea, China) for commodity processed product

農林水産省 漁業センサス

Certifications commonly available

Certification schemes commonly obtainable for this raw material. Always confirm the specific supplier's current certificate before contracting.

SchemeAvailability
Organic JASRare
HalalOn-request
KosherOn-request
VeganInherent

Alternative ingredients

Related ingredients commonly evaluated as substitutes.

Quick answers

What is Aonori (Green Laver)?
Aonori (あおのり / 青のり) — green laver — is a defining Japanese seasoning seaweed with substantial OEM applications: as okonomiyaki/takoyaki/yakisoba seasoning (defining Japanese street food garnish), as aonori-flavored snack and senbei seasoning (Calbee, Kameda Seika industrial volume), as tempura batter ingredient, and as premium Shimanto Aonori gift retail (Kochi specialty). Shikoku Shimanto-river area is the heritage premium production; Mie provides volume; Chinese imports supply cost-positioned mass-market.
What is the regulatory status of Aonori (Green Laver) in Japan?
Standard agricultural product labeling. Shimanto Aonori (Kochi) is regional brand. Domestic vs Chinese-imported origin disclosure essential. Not a designated allergen.
What products typically use Aonori (Green Laver)?
Dried aonori flake retail (Shimanto premium and volume formats) / Aonori for okonomiyaki/takoyaki seasoning (industrial volume supply) / Snack and senbei seasoning (Calbee, Kameda industrial)
Where does Aonori (Green Laver) come from?
Aonori green laver (multiple Ulva species, Monostroma nitidum, etc.); principal modern production regions Shikoku Shimanto-river area (Kochi — premium) and Mie (volume); significant Chinese imports for cost-positioned mass-market
What is the INCI / JSCI labeling name for Aonori (Green Laver)?
JSCI: あおのり

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Official regulatory databases

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References

  1. 文部科学省 (Ministry of Education, Culture, Sports, Science and Technology) Standard Tables of Food Composition — あおのり 各形態

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

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