Shō Sei (r. 1803)

Shō Sei (尚 成) was king of the Ryūkyū Kingdom from 1802 to 1803.

Shō Sei was the only son of king Shō On. He was 2 years old when he succeeded his father on August 8 (Lunar calendar: the eleventh day of the seventh month), 1802, and died of smallpox one year later. After his death, his uncle Shō Kō was installed as the next king.