was a

Japanese era The , also known as , is the first of the two elements that identify years in the Japanese era calendar scheme. The second element is a number which indicates the year number within the era (with the first year being ""), followed by the literal ...

of the

Northern Court The , also known as the Ashikaga Pretenders or Northern Pretenders, were a set of six pretenders to the throne of Japan during the Nanboku-chō period from 1336 through 1392. The present Imperial House of Japan is descended from the Northern Cou ...

during the Era of Northern and Southern Courts, lasting from August 1338 to April 1342. The emperor in Kyoto was . Go-Kōgon's Southern Court rival in Yoshino during this time-frame was .

Nanboku-chō overview

During the

Meiji period The is an era of Japanese history that extended from October 23, 1868 to July 30, 1912. The Meiji era was the first half of the Empire of Japan, when the Japanese people moved from being an isolated feudal society at risk of colonization ...

, an Imperial decree dated March 3, 1911 established that the legitimate reigning monarchs of this period were the direct descendants of

Emperor Go-Daigo Emperor Go-Daigo (後醍醐天皇 ''Go-Daigo-tennō'') (26 November 1288 – 19 September 1339) was the 96th emperor of Japan, Imperial Household Agency (''Kunaichō'')後醍醐天皇 (96) retrieved 2013-8-28. according to the traditional order ...

through

Emperor Go-Murakami (1328 – March 29, 1368) was the 97th emperor of Japan, according to the traditional order of succession, and a member of the Southern Court during the Nanboku-chō period of rival courts. He reigned from September 18, 1339, until March 29, 13 ...

, whose had been established in exile in

Yoshino Yoshino may refer to: * Yoshino cherry, another name for ''Prunus × yedoensis'', a flowering cherry tree * Japanese cruiser Yoshino, Japanese cruiser ''Yoshino'', a protected cruiser of the Imperial Japanese Navy Places * Yoshino, Nara, a town ...

, near Nara.Thomas, Julia Adeney. (2001)
''Reconfiguring modernity: concepts of nature in Japanese political ideology,'' p. 199 n57
citing Mehl, Margaret. (1997). ''History and the State in Nineteenth-Century Japan.'' p. 140-147. Until the end of the

Edo period The or is the period between 1603 and 1867 in the history of Japan, when Japan was under the rule of the Tokugawa shogunate and the country's 300 regional '' daimyo''. Emerging from the chaos of the Sengoku period, the Edo period was characte ...

, the militarily superior pretender-Emperors supported by the

Ashikaga shogunate The , also known as the , was the feudal military government of Japan during the Muromachi period from 1336 to 1573.Nussbaum, Louis-Frédéric. (2005)"''Muromachi-jidai''"in ''Japan Encyclopedia'', p. 669. The Ashikaga shogunate was establi ...

had been mistakenly incorporated in Imperial chronologies despite the undisputed fact that the

Imperial Regalia The Imperial Regalia, also called Imperial Insignia (in German ''Reichskleinodien'', ''Reichsinsignien'' or ''Reichsschatz''), are regalia of the Holy Roman Emperor. The most important parts are the Crown, the Imperial orb, the Imperial sc ...

were not in their possession. This illegitimate had been established in

Kyoto Kyoto (; Japanese language, Japanese: , ''Kyōto'' ), officially , is the capital city of Kyoto Prefecture in Japan. Located in the Kansai region on the island of Honshu, Kyoto forms a part of the Keihanshin, Keihanshin metropolitan area along wi ...

Ashikaga Takauji was the founder and first '' shōgun'' of the Ashikaga shogunate."Ashikaga Takauji" in ''The New Encyclopædia Britannica''. Chicago: Encyclopædia Britannica Inc., 15th edn., 1992, Vol. 1, p. 625. His rule began in 1338, beginning the Murom ...

Change of era

* 1338 : The era name was changed to ''Ryakuō'' to mark an event or a number of events. The previous era ended and a new one commenced in

Kenmu was a Japanese era name of the Northern Court during the Era of Northern and Southern Courts after '' Shōkei'' and before '' Ryakuō.'' Although Kemmu is understood by the Southern Court as having begun at the same time, the era was construed t ...

Events of the Ryakuō Era

* 1340 (''Ryakuō 3''): Observations of the "broom star" (

comet A comet is an icy, small Solar System body that, when passing close to the Sun, warms and begins to release gases, a process that is called outgassing. This produces a visible atmosphere or coma, and sometimes also a tail. These phenomena ...

) are recorded.Pankenier, David. (1999).

Southern Court Equivalents

Engen Engen (延元) was a Japanese era of the Southern Court during the Era of Northern and Southern Courts after Kenmu and before Kōkoku, lasting from February 1336 to April 1340.Nussbaum, Louis-Frédéric. (2005). "''Engen''" i ''Japan encyclop ...

Notes

References

* Nussbaum, Louis Frédéric and Käthe Roth. (2005). ''Japan Encyclopedia''. Cambridge:

Harvard University Press Harvard University Press (HUP) is a publishing house established on January 13, 1913, as a division of Harvard University, and focused on academic publishing. It is a member of the Association of American University Presses. After the retir ...

.
OCLC 48943301
* Titsingh, Isaac. (1834). '' Nihon Ōdai Ichiran''; ou
''Annales des empereurs du Japon''.
Paris: Royal Asiatic Society, Oriental Translation Fund of Great Britain and Ireland
OCLC 5850691

External links

* National Diet Library, "The Japanese Calendar
– historical overview plus illustrative images from library's collection
Japanese eras 1330s in Japan 1340s in Japan {{Japan-era-stub