Food · Fermented foods

Niwatori-yagen (Chicken Breast Cartilage)

鶏 副品目 なんこつ 胸肉 (Niwatori-yagen)

Also known as: Niwatori-yagen, Chicken breast cartilage, Keel cartilage, やげん, Yagen-nankotsu

Looking for a Japanese supplier of Niwatori-yagen (Chicken Breast Cartilage)? Tell us

At a glance

CategoryFood
Japanese labeling name鶏 副品目 なんこつ 胸肉
Common Japanese notationsやげん, ヤゲン, 鶏軟骨 胸肉
OriginChicken breast cartilage (keel bone area)
Typical functionsYakitori 'yagen' — distinctive crunchy texture
Regulatory status in JapanStandard food labeling. Not a designated allergen.

Niwatori-yagen (やげん) is chicken breast cartilage with distinctive crunchy texture — yakitori specialty.

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.

  • Frozen chicken yagen-nankotsu retail

Ingredient profile

Chicken breast cartilage.

OEM applications

Yakitori yagen.

For OEM: foodservice supply.

Regulatory classification in Japan

Standard food labeling. Not a designated allergen.

Regulatory classification in other markets

EUNiche specialty positioning.
USANiche specialty positioning.
ChinaEstablished trade.
KoreaNiche specialty positioning.

Market reference formulations

Example finished products will be added after verification.

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 Niwatori-yagen (Chicken Breast Cartilage)?
Niwatori-yagen (やげん) is chicken breast cartilage with distinctive crunchy texture — yakitori specialty.
What is the regulatory status of Niwatori-yagen (Chicken Breast Cartilage) in Japan?
Standard food labeling. Not a designated allergen.
What products typically use Niwatori-yagen (Chicken Breast Cartilage)?
Frozen chicken yagen-nankotsu retail
Where does Niwatori-yagen (Chicken Breast Cartilage) come from?
Chicken breast cartilage (keel bone area)
What is the INCI / JSCI labeling name for Niwatori-yagen (Chicken Breast Cartilage)?
JSCI: 鶏 副品目 なんこつ 胸肉

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 — 鶏 副品目 なんこつ 胸肉

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.