was a after Hōgen and before Eiryaku. This period lasted from April 1159 until January 1160. The reigning emperor was .
was a after Hōgen and before Eiryaku. This period lasted from April 1159 until January 1160. The reigning emperor was .
==Change of era== January 21, 1159 : The new era name was created to mark an event or series of events. The previous era ended and a new one commenced in Hōgen 4, on the 20th day of the 4th month of 1159.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).