かいこういちばん
Meanings
Adverb
Noun
Four character compound
1. at the very beginning of one's speech; the first thing (one) says after opening the mouth
Pitch accent
いこういち
ばん
Composed of
opening; aperture (e.g. camera); opening one's mouth; beginning to speak; open; broad
number one; first; best; most; game; round