メタデータ名 G20574033754
Yasuda-machi(15301), Kyogase-mura(15302), Suibara-machi(15303) and Sasakami-mura(15304) in Kitakambara-gun are merged, and Agano-shi(15223) is newly established.
安田町(15301)、京ヶ瀬村(15302)、水原町(15303)、笹神村(15304)が合併し、阿賀野市(15223)を新設