AnalyzerSentence analysis3SpansSentence一心不乱に働く1000 character limitAnalyzeSentence一いっ心しん不ふ乱らんに働はたらくSpan Details一いっ心しん不ふ乱らんwholeheartedly; single-mindedly; with intense concentrationna-adjective, nounにdirection, time, indirect object, or target markergrammarReport an issue with this page