Food · Fermented foods

Umi-budō (Sea Grapes / Green Caviar)

うみぶどう (Umi-budō)

Also known as: Umi-budō, Sea grapes, Green caviar, Caulerpa lentillifera, 海ぶどう

2Japanese suppliers ready to quoteView on the Sourcing platform

At a glance

CategoryFood
Japanese labeling nameうみぶどう
Common Japanese notationsうみぶどう, 海ぶどう, ウミブドウ
OriginCaulerpa lentillifera; cultivated in Okinawan waters; principal modern production region Okinawa; the spherical bubble-like structures resemble small grapes (giving the name)
Typical functionsPremium foodservice and Okinawan tourism specialty, Sashimi and ponzu accompaniment — distinctive popping texture, Premium gift retail
Regulatory status in JapanStandard agricultural product labeling. Okinawan production. Note: umi-budō should be stored at room temperature in salt water or special preservation — refrigeration causes deterioration. Not a designated allergen.

Umi-budō (うみぶどう / 海ぶどう) — sea grapes / green caviar (Caulerpa lentillifera) — is an Okinawan specialty seaweed with distinctive bubble-cluster structure that 'pops' when eaten. The OEM positioning is premium Okinawan foodservice and tourism specialty: as a sashimi and ponzu accompaniment with unique texture experience, and as Okinawan premium gift retail. Critical storage note: must be stored at room temperature, not refrigerated.

Find OEM manufacturers

Browse Japanese OEM manufacturers that build products in this category. Filter by small lot, certifications, prefecture.

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.

  • Fresh umi-budō (in special preservation packaging — should not be refrigerated)
  • Premium gift retail (Okinawan)

Ingredient profile

Caulerpa lentillifera, Okinawan cultivated seaweed with spherical bubble structures.

OEM applications

Premium foodservice — sashimi and ponzu accompaniment.

Okinawan tourism cuisine specialty.

Premium gift retail.

For OEM: Okinawan tourism gift retail OEM, premium foodservice supply.

Regulatory classification in Japan

Standard food labeling. Okinawan origin. Special storage requirements (room temperature).

Not a designated allergen.

Regulatory classification in other markets

EUNiche specialty positioning. Same species also produced in Philippines/Vietnam.
USANiche specialty in Asian cuisine channels.
ChinaNiche specialty positioning.
KoreaNiche specialty positioning.

Market reference formulations

Example finished products will be added after verification of Okinawan origin.

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.

Alternative ingredients

Related ingredients commonly evaluated as substitutes.

Quick answers

What is Umi-budō (Sea Grapes / Green Caviar)?
Umi-budō (うみぶどう / 海ぶどう) — sea grapes / green caviar (Caulerpa lentillifera) — is an Okinawan specialty seaweed with distinctive bubble-cluster structure that 'pops' when eaten. The OEM positioning is premium Okinawan foodservice and tourism specialty: as a sashimi and ponzu accompaniment with unique texture experience, and as Okinawan premium gift retail. Critical storage note: must be stored at room temperature, not refrigerated.
What is the regulatory status of Umi-budō (Sea Grapes / Green Caviar) in Japan?
Standard agricultural product labeling. Okinawan production. Note: umi-budō should be stored at room temperature in salt water or special preservation — refrigeration causes deterioration. Not a designated allergen.
What products typically use Umi-budō (Sea Grapes / Green Caviar)?
Fresh umi-budō (in special preservation packaging — should not be refrigerated) / Premium gift retail (Okinawan)
Where does Umi-budō (Sea Grapes / Green Caviar) come from?
Caulerpa lentillifera; cultivated in Okinawan waters; principal modern production region Okinawa; the spherical bubble-like structures resemble small grapes (giving the name)
What is the INCI / JSCI labeling name for Umi-budō (Sea Grapes / Green Caviar)?
JSCI: うみぶどう

Search the academic literature

Pre-filled queries for the major research databases. Opens in a new tab.

Official regulatory databases

External links to public Japanese / international regulatory authorities. We are not affiliated.

References

  1. 文部科学省 (Ministry of Education, Culture, Sports, Science and Technology) Standard Tables of Food Composition — うみぶどう

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

Explore more Japan-market resources

Related tools for overseas buyers, formulators, and sourcing teams.