開口かいこう一番いちばん
kaikōichiban

Adverb

1. at the very beginning of one's speech; immediately upon opening one's mouth (to speak); before anything else; first of all

Yojijukugo
会議かいぎせき常務じょうむ、開口かいこう一番いちばんなんったとおも。大だい規模きぼなリストラ計画けいかく発表はっぴょうしたんだよな。
kaigino sekide jōmuwa kaikōichiban nanio ittato omō. daikibona risutorakēkakuo happyō shita ndayona.
Guess what the managing director started off the meeting by saying. The first thing out of his mouth was an announcement of some major restructuring.