Career
He ruled from 1439 to 1444. Shō Chū was the second son of his father, King Shō Hashi. After Hokuzan Kingdom"s annexation, Shō Chū was appointed "Warden of Hokuzan" (北山監守, Hokuzan Kanshu) in 1422.
Shō Chū was installed as the king after his father"s death.
During his reign, Ryukyu began to trade with Java.