expression
one after another; in rapid succession
Describes things or events appearing or happening continuously, often with a sense of endlessness. Used adverbially.
アイデアが後から後から湧いてくる。
Ideas keep coming one after another.
注文が後から後から入ってきて、てんてこ舞いだ。
Orders are coming in one after another, and we're swamped.