朝あさ一いち番ばん

noun

first thing in the morning

Refers to the very first activity or time period after waking up, often implying early morning. Used as a noun or adverbially with に.

• 朝あさ一いち番ばんにメールをチェックする。

  I check my email first thing in the morning.

• 朝あさ一いち番ばんの新しん幹かん線せんに乗のる。

  I take the first Shinkansen in the morning.