AnalyzerSentence analysis2SpansSentence永久に1000 character limitAnalyzeSentence永えい久きゅうにSpan Details永えい久きゅうeternity; permanence; perpetuity; Eikyū era (1113.7.13-1118.4.3)noun, na-adjectiveにdirection, time, indirect object, or target markergrammar