いっぽんぎ 一本気 Wanikani level 4 Play audio LinksSentence search for 一本気Sentence search for いっぽんぎKanji details for 一, 本 and 気Edit in JMdict Na-adjective (keiyodoshi), Noun1. single-minded (esp. personality or person); one-track mind Discussions Log in to talk about this word.