expression
simple is best; less is more
A set phrase borrowed from English, used to express that simplicity is preferable. Often used as a proverb or motto.
デザインはシンプルイズベストだと思う。
I think simple is best when it comes to design.
料理もシンプルイズベストで、素材の味を生かすのが一番だ。
Simple is best for cooking too; bringing out the natural flavor of the ingredients is best.