Kanpō (寛保), also known as Kampō, was a Japanese era name (年号,, nengō,, lit. "year name"), also known as Kampō, after Genbun and before Enkyō. This period started in February 1741 and ended in February 1744.[1] During this time, the emperor was Sakuramachi-tennō (桜町天皇).[2]
1743 (Kanpō 3, 11th month): A comet was sighted in the night sky. This comet is likely to have been what is today identified as C/1743 C1 (De-Cheseaux).[5]
♯The Northern pretenders did not recognize the Genkō era. Gentoku was used in the Northern Court until 1332. ₪The Shōkyō era was recognized only by the Northern pretenders, not by the Southern Court. ‡ Upon reunification of the Northern and Southern Courts in 1392, Genchū was discontinued. Meitoku was used until 1394.