na-adjective, noun
Refers to something one is good at or a personal strength. Often used in contrast with 不得手 (ふえて, weak point).
料理は私の得手です。
Cooking is my forte.
彼は数字に得手だ。
He is good with numbers.
Compound of 得 (gain, profit) and 手 (hand, skill). The exact historical derivation is uncertain, but the spelling is conventionally associated with the meaning of a personal strength.