also known by his Chinese style name , was a prince of Ryukyu Kingdom."Ōzato Chōkyō." Okinawa konpakuto jiten (沖縄コンパクト事典, "Okinawa Compact Encyclopedia").
Prince Ōzato was the third son of King Shō Kō, and was a half-brother of King Shō Iku. He was given Ōzato magiri (part of modern Nanjō), and established a new royal family: Ōzato Udun ().Rizō, Takeuchi. (1992). Okinawa-ken seishi kakei daijiten (). Tokyo: Kadokawa Shoten.
He served as sessei from 1852 to 1861. In 1859, Makishi Chōchū, Onga Chōkō, Oroku Ryōchū and Prince Tamagawa Chōtatsu were involved in illegal matter (Makishi Onga Incident), and Prince Ie Chōchoku was appointed as judge to interrogate them. Prince Ōzato supported Prince Ie to convict them.
After this incident, Prince Ōzato retired in 1861. His position turned to Yonagusuku Chōki.Chūzan Seifu, vol. 13Shō Tai Kō jitsuroku (尚泰侯実録)
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