The Nanboku-chō standoff in the 1340s

Name: The Nanboku-chō standoff in the 1340s
Start: 1341
End: 1350

Type Event Region Japan Time 1341–1350

Between 1341 and 1350, Japan remained in the middle phase of the divided Northern and Southern Courts (1336–1392).…

Timeline

1341–1344Kyoto · KinaiAshikaga Takauji based himself in Kyoto, where the Northern Court handled governance and appointments; through the shugo system the shogunate controlled Kinai and surrounding samurai, gradually restoring postwar order.
1342–1347Yoshino · Yamato ProvinceThe Southern Court was stationed at Yoshino, treating the line of Emperor Go-Daigo as legitimate and issuing decrees to win provincial samurai. In the 1340s it was largely on the defensive militarily, but the appeal of its cause still influenced some shugo and kokujin.
1348–1350Kyoto · KinaiIn 1348 Emperor Kōmyō of the Northern Court abdicated and Emperor Go-Kōgon acceded; Ashikaga Yoshiakira gradually took part in shogunate governance. The Northern Court used this to strengthen control of the Kinai, while the Southern Court's strongholds in the Kantō and Tōkaidō shrank further.

The Cambridge History of Japan, Volume 3: Medieval Japan — Edited by Kozo Yamamura (1990)
南北朝時代 https://ja.wikipedia.org/wiki/%E5%8D%97%E5%8C%97%E6%9C%9D%E6%99%82%E4%BB%A3