AnalyzerSentence analysis3SpansSentence深刻な問題1000 character limitAnalyzeSentence深しん刻こくな問もん題だいSpan Details深しん刻こくserious; severe; grave; acutena-adjective, nounなadnominal form of the copula (after a na-adjective or noun)grammar問もん題だいproblem; issue; matternounReport an issue with this page