article: Kōei (era)
links: Yoshino, Nara Northern Court Muromachi period Jōwa (Muromachi period) Emperor Go-Murakami Nanboku-chō period Isaac Titsingh Kakitsu Iwashimizu Hachiman-gū Ryakuō Japanese era name Ashikaga Takauji Southern Court Bun'an Koei