Iwakuni (岩国市 Iwakuni-shi) is a city located in Yamaguchi, Japan.
On March 20, 2006, the old city of Iwakuni absorbed the towns of Kuga, Mikawa, Miwa, Nishiki, Shūtō and Yū, and the village of Hongō, all from Kuga District, to form the new, expanded city of Iwakuni.
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