紋もん帳ちょう

noun

family crest register

A book or album containing a collection of family crests (家紋), used for reference or record-keeping.

• 古ふるい紋もん帳ちょうを開ひらいて、先せん祖ぞの家か紋もんを調しらべた。

  I opened an old family crest register and looked up my ancestors' family crest.