AnalyzerSentence analysis3SpansSentence秘密の扉1000 character limitAnalyzeSentence秘ひ密みつの扉とびらSpan Details秘ひ密みつsecret; confidential; private; mystery; secret (to success, etc.); key; esoteric teachingsnoun, na-adjectiveのpossession, attribution, nominalizer, or nominal linkergrammar扉とびらdoor; gate; opening; title pagenoun
