noun, noun which may take the genitive case particle 'no'
one's own handwriting; autograph; holograph
Refers to something written in one's own hand, often used to emphasize authenticity or personal touch. Common in phrases like 自筆の手紙 (a letter in one's own handwriting) or 自筆署名 (autograph signature).
この手紙は彼の自筆です。
This letter is in his own handwriting.
自筆のサインをもらった。
I got an autograph written by the person themselves.