Category
page 11090s in Japan
Jōtoku
was a after Eichō and before Kōwa. This period spanned the years from November 1097 through August 1099. The reigning emperor was .
Eichō
was a after Kahō and before Jōtoku. This period spanned the years from December 1096 through November 1097. The reigning emperor was .
Kanji
Japanese era from April 1087 to December 1094
Kōwa
Japanese era from August 1099 to February 1104
Kahō
was a after Kanji and before Eichō. This period spanned the years from December 1094 through December 1096. The reigning emperor was .