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In this Japanese name, the surname is Naitō.
Japanese sculptor
Kappa astride on turtle netsuke out of wood, first half of 19th century, by Naitō Toyomasa
Naitō Toyomasa (内藤 豊昌, October 3, 1773 – October 25, 1856) was a noted Japanese sculptor of netsuke from Tanba Province. He was thus associated with the Tamba school. His works often depict animals.
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