Food · Fermented foods
Buta-jinzō (Pork Kidney)
ぶた 副生物 じん臓 (Buta-jinzō)
Also known as: Buta-jinzō, Pork kidney, 豚腎臓, 豚マメ
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| Category | Food |
|---|---|
| Japanese labeling name | ぶた 副生物 じん臓 |
| Common Japanese notations | 豚腎臓, 豚マメ, ブタジンゾウ |
| Origin | Pork kidney offal byproduct from pig farming |
| Typical functions | Yakiniku and motsu-nabe ingredient, Foodservice offal specialty |
| Regulatory status in Japan | Standard food labeling. Imported origin disclosure if applicable. Not a designated allergen. |
Buta-jinzō (豚腎臓) is pork kidney offal, used for yakiniku and motsu-nabe foodservice applications.
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.
- Frozen pork kidney retail
What it is
Pork kidney offal.
Typical uses in Japanese products
Yakiniku.
Motsu-nabe.
For OEM: foodservice supply.
Regulatory classification in Japan
Standard food labeling. Origin disclosure. Not a designated allergen.
Regulatory classification in other markets
| EU | Established offal market. |
|---|---|
| USA | Niche specialty positioning. |
| China | Major Chinese offal market. |
| Korea | Established Korean offal tradition. |
Example products
Example finished products will be added after verification.
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From the same origin
Other ingredients that share an origin classification.
References
- MEXT Standard Tables of Food Composition — ぶた 副生物 じん臓
Last updated: 2026-04-28. Ingredient entries are reviewed at least annually against current regulatory listings.