noun
matter of taste; personal preference
Used to express that preferences vary from person to person. Often appears in the set phrase 好き好きだ or 好き好きだから.
食べ物の好みは人によって好き好きだ。
Food preferences are a matter of personal taste.
どの色がいいかは好き好きだから、
Which color is best is a matter of taste, so please choose for yourself.