宮代 also be pronounced Miyadai. 宮城 also be pronounced Miyagi. In Okinawan language, 宮城 may be pronounced Naagusuku or Naagushiku. Notable people with the surname include:Akiho Miyashiro , Japanese geologist
Aldo Miyashiro, Peruvian playwright, screenwriter and actor
Augusto Miyashiro, Peruvian engineer and politician
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