Miyagi in English dictionary Miyagi Meanings and definitions of "Miyagi" a prefecture in Japan, its capital is Sendai. ISO 639-6 entity proper A prefecture in Japan. Its capital is Sendai. Miyagi, Japan more Grammar and declension of Miyagi Miyagi (uncountable) more Sample sentences with "Miyagi" Declension Stem Try again Available translations Arabic Chinese Czech French Italian Japanese Korean Macedonian Russian Sardinian Authors