:* yellow - areas formerly within the district borders during the early Meiji period
District Timeline Recent mergers • On April 1, 2005 - The towns of
Saya and
Saori, and the villages of
Hachikai and
Tatsuta were merged into the expanded city of
Aisai. • On April 1, 2006 - The former town of
Yatomi absorbed the village of
Jūshiyama to form the city of
Yatomi. • On March 22, 2010 - The towns of
Shippō,
Jimokuji and
Miwa were merged to form the city of
Ama. == Notes ==