On November 1, 2004 - the towns of Hikimi and Mito (both from Mino District) were merged into the expanded city of Masuda. Mino District was dissolved as a result of this merger.
On October 1, 2005 - the old city of Ōda absorbed the towns of Nima and Yunotsu (both from Nima District) to create the new and expanded city of Ōda. Nima District was dissolved as a result of this merger.
On October 1, 2011 - the town of Hikawa (from Hikawa District) was merged into the expanded city of Izumo. Hikawa District was dissolved as a result of this merger.
Planned/Future Mergersedit
Referencesedit
^松江市が人口「最下位」を返上 Sanin-Chūō Shimbun (in Japanese) Archived 2010-12-24 at the Wayback Machine