Food · Fermented foods
Kawanori (River Nori)
かわのり (Kawanori)
Also known as: Kawanori, River nori, Prasiola japonica, 川海苔
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| Category | Food |
|---|---|
| Japanese labeling name | かわのり |
| Common Japanese notations | かわのり, 川海苔, カワノリ |
| Origin | Prasiola japonica freshwater nori; harvested from clean rivers; principal traditional regions Yoshino-river (Tokushima/Kochi) and other clean Japanese rivers |
| Typical functions | Heritage regional gift specialty, Premium aromatic accent for kaiseki |
| Regulatory status in Japan | Standard agricultural product labeling. Heritage specialty. Not a designated allergen. |
Kawanori (かわのり / 川海苔) is freshwater Prasiola japonica nori, harvested from clean rivers (Yoshino-river area is the heritage region). Premium kaiseki specialty.
Classification
Tags below link to other ingredients sharing the same attribute, so you can pivot from one ingredient to its peers.
Product applications
Functions
Regulatory tags
Origin
Used in (typical product categories)
Finished-product categories that commonly include this ingredient in Japanese-market formulations.
- Dried kawanori (small artisanal supply)
What it is
Prasiola japonica freshwater nori.
Typical uses in Japanese products
Premium kaiseki accent.
Heritage gift retail.
For OEM: very limited specialty supply.
Regulatory classification in Japan
Standard food labeling. Heritage specialty. Not a designated allergen.
Regulatory classification in other markets
| EU | Niche specialty positioning. |
|---|---|
| USA | Niche specialty positioning. |
| China | Niche specialty positioning. |
| Korea | Niche specialty positioning. |
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 — かわのり
Last updated: 2026-04-28. Ingredient entries are reviewed at least annually against current regulatory listings.