朝飯前

a piece of cake

→ 朝飯
phrase Rare #32,042
a piece of cake An idiom meaning something is very easy. Literally, it means “before breakfast.”
JA: この仕事なら朝飯前だよ。
EN: This job is a piece of cake.

君なら朝飯前だろ

That’s a piece of cake for you, right?

— キャッチ・ミー・イフ・ユー・キャン (2002)

そんなの朝飯前

That's a piece of cake.

朝飯前だよ

Piece of cake.

そんなこと朝飯前ですよ

That's a piece of cake.

朝飯前

That's a piece of cake.

朝飯前

It's a piece of cake.

— TAXi (1998)