Ikegawa-cho(39382), Agawa-mura(39384) in Agawa-gun and Niyodo-mura(39409) in Takaoka-gun are merged, and Niyodogawa-cho(39387) in Agawa-gun is newly established.
池川町(39382)、吾川村(39384)、仁淀村(39409)が合併し、仁淀川町(39387)を新設