was a after Tenroku and before Jōgen. This period spanned the years from December 973 through July 976. The reigning emperor was .
was a after Tenroku and before Jōgen. This period spanned the years from December 973 through July 976. The reigning emperor was .
==Change of era== February 6, 973 : The new era name was created to mark an event or a number of events. The previous era ended and a new one commenced in Tenroku 4, on the 20th day of the 12th month of 973.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).