Tenpyō-kanpō

was a  after Tenpyō and before Tenpyō-shōhō.  This period was only months.  It started in April and ended in July 749.Nussbaum, Louis-Frédéric. (2005). "Tenpyō-kanpō" in Japan Encyclopedia, p. 957.  The reigning emperor was .Nussbaum, "Shōmu Tennō," p. 884; Titsingh, Isaac. (1834). Annales des empereurs du Japon, p. 73-74; Brown, Delmer et al. (1979). Gukanshō, p. 273; Varley, H. Paul. Jinnō Shōtōki, p. 143.

Tenpyō-kanpō lasted only four months during the last year of Shōmu's reign.  The previous era ended and this new one started in 749.Brown, p. 274.  

Events of the Tenpyō-kanpō era
 749 (Tenpyō-kanpō 1, 2nd day of the 7th month): In the 25th year of Shōmu's reign, the emperor abdicated; and the succession (senso) was received by his daughter. Soon after, Empress Kōken's role as monarch was confirmed by ceremonies (sokui).Brown, p. 274; Varley, p. 44; a distinct act of senso is unrecognized prior to Emperor Tenji; and all sovereigns except Jitō, Yōzei, Go-Toba, and Fushimi have senso and sokui in the same year until the reign of Emperor Go-Murakami. Compare Imperial Household Agency (Kunaichō),  Ceremony of Accession (Sokui-no-Rei); retrieved 2012-5-22.
 749 (Tenpyō-kanpō 1, 2nd day of the 7th month): To mark the beginning of Empress Kōken's regin, the Tenpyō-kanpō era ended and the new Tenpyō-Shōhō era started.

Related pages
 Nara period

References

Other websites
 National Diet Library, "The Japanese Calendar" -- historical overview plus illustrative images from library's collection

Tenpyō-kanpō1st  749
Preceded by:TenpyōEra or nengō:Tenpyō-kanpōSucceeded by:Tenpyō-shōhō

Category:Japanese eras
Category:749
Category:8th-century establishments in Japan
Category:8th-century disestablishments in Japan
Category:740s disestablishments
Category:740s establishments
Category:8th century in Japan