An activity or pastime enjoyed during one's free time (e.g., sports, collecting, crafting).
彼の趣味は写真を撮ることだ。
His hobby is taking photographs.
週末は趣味の料理を楽しんでいる。
On weekends I enjoy cooking as a hobby.
趣味が同じ友達と旅行に行った。
I went on a trip with friends who share the same hobby.
Personal tastes or preferences (what someone likes, e.g., fashion, music).
彼女の趣味は派手な服を着ることだ。
Her taste is to wear flashy clothes.
趣味が合わなくてもお互いを尊重するべきだ。
Even if tastes don't match, you should respect each other.
彼は音楽の趣味が広く、いろいろなジャンルを聴く。
He has wide musical tastes and listens to many genres.