noun, noun which may take the genitive case particle 'no'
family tradition; hereditary secret
Refers to knowledge, skills, or customs passed down within a family, often with a sense of exclusivity or secrecy.
This recipe is a family tradition.
家伝の秘薬が代々受け継がれている。
The family's secret medicine has been passed down for generations.
Compound of 家 (family) and 伝 (transmission). The exact historical derivation is uncertain, but the word has been used since classical times to denote things handed down in a family.