🌐EnglishEnglishFrançais한국어中文日本語EntityQ2513041· pop 6· linked from 16 articlesGenka calendarJapanese lunisolar calendar used from 604 to 680ConnectionsGregorian calendarEntityNational Diet LibraryEntityCategories690s disestablishments692 establishments7th century in JapanHistory of science and technology in JapanSpecific calendarsTime in Japan