一いっ等とう最さい初しょ

adverb

first off; first thing; first of all

Emphasizes doing something before anything else; similar to いの一番. Often used in casual speech or instructions.

See also: いの一番

• 一いっ等とう最さい初しょに宿しゅく題だいを終おわらせなさい。

  Finish your homework first thing.

• 一いっ等とう最さい初しょ、彼かれはその話はなしを信しんじなかった。

  At first, he didn't believe the story.