Prince Tamagawa Chôtatsu, also known by his [[Ryukyuan names|Chinese-style name]] Shô Shin, was a royal prince of the [[Ryukyu Kingdom|Ryûkyû Kingdom]].
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Prince Tamagawa Chôtatsu, also known by his [[Ryukyuan names|Chinese-style name]] Shô Shin, was a royal prince of the [[Ryukyu Kingdom|Ryûkyû Kingdom]] and the 14th head of the Tamagawa ''udun'' line.<ref>Takatsu Takashi 高津孝, ''Nihon kinsei seikatsu ehiki: Ryûkyûjin gyôretsu to Edo hen'' 日本近世生活絵引:琉球人行列と江戸編. Research Center for Nonwritten Cultural Materials, Institute for the Study of Japanese Folk Culture, Kanagawa University 神奈川大学日本常民文化研究所非文字資料研究センター (2020), 38.</ref>
The seventh son of King [[Sho Ko|Shô Kô]], and younger brother to King [[Sho Iku|Shô Iku]], he traveled to [[Edo]] in [[1850]] as the Lead Envoy (''seishi'') of the last [[Ryukyuan embassy to Edo]].
The seventh son of King [[Sho Ko|Shô Kô]], and younger brother to King [[Sho Iku|Shô Iku]], he traveled to [[Edo]] in [[1850]] as the Lead Envoy (''seishi'') of the last [[Ryukyuan embassy to Edo]].