いっとうくうそう 一等空曹 LinksSentence search for 一等空曹Sentence search for いっとうくうそうSentence search for 1等空曹Kanji details for 一, 等, 空 and 曹Edit in JMdict Noun1. master sergeant (JASDF)MilitaryOther forms1等空曹 【いっとうくうそう】 Discussions Log in to talk about this word.