, also romanized as Kyū-an, was a after ''Ten'yō and before Ninpei.'' This period spanned the years from July 1145 through January 1151. The reigning emperor was .
, also romanized as Kyū-an, was a after ''Ten'yō and before Ninpei. This period spanned the years from July 1145 through January 1151. The reigning emperor was .
==Change of Era== January 25, 1145 : The new era name was created because a comet was sighted in the sky in the 7th month of Ten'yō gannen. One era ended and a new one commenced in Ten'yō 1, on the 22nd day of the 7th month of 1145.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).