貞観
Categories:
- Japanese terms spelled with 貞 read as じょう
- Japanese terms spelled with 観 read as かん
- Japanese terms with rendaku
- Japanese terms read with on'yomi
- Japanese lemmas
- Japanese proper nouns
- Japanese terms with multiple readings
- Japanese terms spelled with secondary school kanji
- Japanese terms spelled with fourth grade kanji
- Japanese terms with 2 kanji
- ja:Historical periods