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.
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Classification
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Product applications
Functions
Regulatory tags
Origin
Common OEM product categories
Finished-product categories where Japanese OEM manufacturers commonly formulate with this ingredient.
- Frozen pork kidney retail
Ingredient profile
Pork kidney offal.
OEM applications
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. |
Market reference formulations
Example finished products will be added after verification.
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Quick answers
- What is Buta-jinzō (Pork Kidney)?
- Buta-jinzō (豚腎臓) is pork kidney offal, used for yakiniku and motsu-nabe foodservice applications.
- What is the regulatory status of Buta-jinzō (Pork Kidney) in Japan?
- Standard food labeling. Imported origin disclosure if applicable. Not a designated allergen.
- What products typically use Buta-jinzō (Pork Kidney)?
- Frozen pork kidney retail
- Where does Buta-jinzō (Pork Kidney) come from?
- Pork kidney offal byproduct from pig farming
- What is the INCI / JSCI labeling name for Buta-jinzō (Pork Kidney)?
- JSCI: ぶた 副生物 じん臓
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References
- 文部科学省 (Ministry of Education, Culture, Sports, Science and Technology) 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.