Kaō (嘉応) was a Japanese era name (年号,, nengō,, lit. "year name") after Nin'an and before Jōan. This period started in April 1169 ended in April 1171. The reigning emperor was Takakura-tennō (高倉天皇).
Kaō (嘉応) was a Japanese era name (年号,, nengō,, lit. "year name") after Nin'an and before Jōan. This period started in April 1169 ended in April 1171. The reigning emperor was Takakura-tennō (高倉天皇).