Home/JLPT null/Vocabulary/一心に一心に🔊☆ Save to listいっしんにMeaning—Kanji in this word一心Example sentencesそのピアニストの演奏中、彼らは一心に耳を傾けた。They were all ears while the pianist was playing.Related words只管一一つ一つ一つ一握り一安心一位一員