Koo
Encyclopedia
, also romanized as Kō-ō, was a Japanese era name
(年号, nengō, lit. year name) of the Northern Court
during the Era of Northern and Southern Courts
after Kakei
and before Meitoku
. This period spanned the years from February 1389 to March 1390. The emperor in Kyoto was The Southern Court
rival in Yoshino during this time-frame was .
, an Imperial decree dated March 3, 1911 established that the legitimate reigning monarchs of this period were the direct descendants of Emperor Go-Daigo
through Emperor Go-Murakami
, whose had been established in exile in Yoshino, near Nara.
Until the end of the Edo period
, the militarily superior pretender-Emperors supported by the Ashikaga shogunate
had been mistakenly incorporated in Imperial chronologies despite the undisputed fact that the Imperial Regalia
were not in their possession.
This illegitimate had been established in Kyoto
by Ashikaga Takauji
.
In this time frame, Genchū
(1384–1393) was the Southern Court equivalent nengō.
Japanese era name
The Japanese era calendar scheme is a common calendar scheme used in Japan, which identifies a year by the combination of the and the year number within the era...
(年号, nengō, lit. year name) of the Northern Court
Northern Court (Japan)
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...
during the Era of Northern and Southern Courts
Nanboku-cho
The , spanning from 1336 to 1392, was a period that occurred during the formative years of the Muromachi bakufu of Japan's history.During this period, there existed a Northern Imperial Court, established by Ashikaga Takauji in Kyoto, and a Southern Imperial Court, established by Emperor Go-Daigo in...
after Kakei
Kakei
Kakei was a Japanese era name of the Northern Court during the Era of Northern and Southern Courts after Shitoku and before Kōō. This period spanned the years from August 1387 to February 1389...
and before Meitoku
Meitoku
Meitoku was a Japanese era name of the Northern Court during the Era of Northern and Southern Courts after Kōō and before Ōei. This period spanned the years from March 1390 to July 1394...
. This period spanned the years from February 1389 to March 1390. The emperor in Kyoto was The Southern Court
Southern Court
The were a set of four emperors whose legitimate claims were usurped during the Nanboku-chō period spanning from 1336 through 1392. In spite of the legitimacy of its claims to the throne, the Southern Court was permanently replaced in 1392 by the illegitimate Northern Court.-Nanboku-chō overview:...
rival in Yoshino during this time-frame was .
Nanboku-chō overview
During the Meiji periodMeiji period
The , also known as the Meiji era, is a Japanese era which extended from September 1868 through July 1912. This period represents the first half of the Empire of Japan.- Meiji Restoration and the emperor :...
, 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
Emperor Go-Daigo was the 96th emperor of Japan, according to the traditional order of succession....
through Emperor Go-Murakami
Emperor Go-Murakami
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, 1368 . His personal name was...
, whose had been established in exile in Yoshino, near Nara.
Until the end of the Edo period
Edo period
The , or , is a division of Japanese history which was ruled by the shoguns of the Tokugawa family, running from 1603 to 1868. The political entity of this period was the Tokugawa shogunate....
, the militarily superior pretender-Emperors supported by the Ashikaga shogunate
Ashikaga shogunate
The , also known as the , was a Japanese feudal military regime, ruled by the shoguns of the Ashikaga clan.This period is also known as the Muromachi period and gets its name from Muromachi Street of Kyoto where the third shogun Ashikaga Yoshimitsu established his residence...
had been mistakenly incorporated in Imperial chronologies despite the undisputed fact that the Imperial Regalia
Imperial Regalia of Japan
The , also known as the Three Sacred Treasures of Japan, consist of the sword Kusanagi , the mirror Yata no Kagami , and the jewel Yasakani no Magatama...
were not in their possession.
This illegitimate had been established in Kyoto
Kyoto
is a city in the central part of the island of Honshū, Japan. It has a population close to 1.5 million. Formerly the imperial capital of Japan, it is now the capital of Kyoto Prefecture, as well as a major part of the Osaka-Kobe-Kyoto metropolitan area.-History:...
by Ashikaga Takauji
Ashikaga Takauji
was the founder and first shogun of the Ashikaga shogunate. His rule began in 1338, beginning the Muromachi period of Japan, and ended with his death in 1358...
.
Change of era
- 1389, also called : The new era name was created to mark an event or series of events. The previous era ended and the new one commenced in Kakei 3.
In this time frame, Genchū
Genchu
Genchū was a Japanese era of the Southern Court during the Era of Northern and Southern Courts lasting from April 1384 to October 1392. Reigning Emperors were Go-Kameyama in the south and Go-Komatsu in the north.-Nanboku-chō overview:...
(1384–1393) was the Southern Court equivalent nengō.
Events of the Kōō era
- 1389 (Kōō 1): Dissension continues in Toki family in MinoMino Province, one of the old provinces of Japan, encompassed part of modern-day Gifu Prefecture. It was sometimes called . Mino Province bordered Echizen, Hida, Ise, Mikawa, Ōmi, Owari, and Shinano Provinces....
. - 1389 (Kōō 1): Yoshimitsu pacifies Kyūshū and distributes lands; Yoshimitsu opposed by Kamakura kanrei Ashikaga UjimitsuAshikaga Ujimitsuwas a Nanboku-chō period warrior and the Kamakura-fu's second Kantō Kubō, or Shogun Deputy. Son of first Kantō Kubō Ashikaga Motouji, he succeeded his father in 1367 at the age of nine when this last suddenly died during an epidemic. It was during his reign that the Kanto Kubō title became common...
. - 1389 (Kōō 1, 7th month): The udaijinUdaijinUdaijin , most commonly translated as the "Minister of the Right", was a government position in Japan in the late Nara and Heian periods. The position was consolidated in the Taihō Code of 702. The Asuka Kiyomihara Code of 689 marks the initial appearance of the Udaijin in the context of a central...
Saioinji Sanetoshi died at the age of 56. - 1390 (Kōō 2): Kusunoki defeated; Yamana Ujikiyo chastises Tokinaga.
External links
- National Diet Library, "The Japanese Calendar" -- historical overview plus illustrative images from library's collection
| Kōō | 1st | 2nd |
| Gregorian Gregorian calendar The Gregorian calendar, also known as the Western calendar, or Christian calendar, is the internationally accepted civil calendar. It was introduced by Pope Gregory XIII, after whom the calendar was named, by a decree signed on 24 February 1582, a papal bull known by its opening words Inter... |
1389 | 1390 |