noun
Refers to a person's or group's strongest skill or trademark performance. Often used in a slightly self-deprecating or humorous way when talking about one's own habits.
彼のお家芸は、どんな会議でも寝たふりをすることだ。
His specialty is pretending to sleep in any meeting.
Being late is her forte.
noun
specialty of a kabuki school
Original meaning: a signature performance piece or technique passed down within a kabuki family or school. Now also used figuratively for any group's trademark skill.
この演目は、この歌舞伎一家のお家芸として知られている。
This piece is known as the specialty of this kabuki family.