Takamatsu-machi(17362), Nanatsuka-machi(17363) and Unoke-machi(17364) in Kahoku-gun are merged, and Kahoku-shi(17209) is newly established.
高松町(17362)、七塚町(17363)、宇ノ気町(17364)が合併し、かほく市(17209)を新設