How to say “Who decided that?” in JapaneseIn Japanese誰(だれ)が決(き)めましたか。Dare ga kimemashita ka.▶ Hear it in JapaneseLearn it in a lessonGroup rules and decisions in Japanese: ことになりました and ことになっていますWho decided that? in other languagesWhat Who decided that? meansIn PortugueseIn French