一いっ丁ちょう目め一いち番ばん地ち

expression, noun

first and foremost; top priority

Idiomatic expression literally meaning 'plot 1, block 1', used to emphasize that something is the most important thing to address first, like the starting point of a plan or policy.

• 教きょう育いく改かい革かくは、この政せい権けんの一いっ丁ちょう目め一いち番ばん地ちだ。

  Education reform is the top priority of this administration.

• まずは顧こ客きゃく満まん足ぞくが一いっ丁ちょう目め一いち番ばん地ちです。

  First and foremost, customer satisfaction is the most important thing.