Ōan

, also romanized as Ō-an, was a Japanese era name (年号, nengō, lit. year name) of the Northern Court during the Nanboku-chō period after Jōji and before Eiwa. This period started in February 1368 and ended in February 1375.Nussbaum, Louis-Frédéric. (2005). "Ō-an"  in Japan encyclopedia, p. 731.  The pretenders in Kyoto were Nussbaum, "Go-Kōgon Tennō," p. 255. and Nussbaum, "Go-En'yū Tennō," p. 251; Titsingh, Isaac. (1834). Annales des empereurs du japon, pp. 310-312.  The Southern Court rivals in Yoshino during this time were  and .Nussbaum, "Chōkei Tennō," p. 120.

Events of the Ōan era 
 29 March 1368 (Ōan 1, 21st day of the 2nd month): Emperor Go-Murakami died;Ponsonby-Fane, Richard. (1959).  The Imperial House of Japan, p. 138; Kunaichō, 後村上天皇 (97); retrieved 2012-10-2. and his oldest son received the succession.Titsingh, p. 310; 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 Kunaichō,  Ceremony of Accession (Sokui-no-Rei); retrieved 2012-6-29.
 1370 (Ōan 3): Imagawa Sadayo sent to subdue Kyūshū.Ackroyd, Joyce. (1982) Lessons from History: The "Tokushi Yoron", p. 329.
 1373-1406 (Ōan 6 – Ōei 13): Embassies between China and Japan.
 1374 (Ōan 7): En'yū became the head of the Northern Court.

Southern Court nengō
 Shōhei, 1346–1370
 Kentoku, 1370–1372 
 Bunchū, 1372–1375 

Related pages
 Muromachi period

References

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

Ōan1st2nd3rd4th5th6th7th8th  1368  1369  1370  1371  1372  1373  1374  1375
Preceded by:JōjiNorthern Court nengō:ŌanSucceeded by:Eiwa

Category:Japanese eras
Category:1360s establishments in Japan
Category:1375 disestablishments
Category:1370s disestablishments in Japan