List of mergers in Aichi Prefecture

Here is a list of mergers in Aichi Prefecture, Japan in the Heisei period (i.e. the current period).

Mergers from April 1, 1999 to Present

• On August 20, 2003 - the town of Tahara absorbed the town of Akabane (both from Atsumi District) to create the city of Tahara.

• On April 1, 2005 - the towns of Heiwa and Sobue (both from Nakashima District) were merged into the expanded city of Inazawa. Nakashima District was dissolved as a result of this merger.

• On April 1, 2005 - the city of Bisai, and the town of Kisogawa (from Haguri District) were merged into the expanded city of Ichinomiya. Haguri District was dissolved as a result of this merger.

• On April 1, 2005 - the towns of Saya and Saori, and the villages of Hachikai and Tatsuta (all from Ama District) were merged to create the city of Aisai.

• On April 1, 2005 - the town of Fujioka, the village of Obara (both from Nishikamo District), the towns of Asahi, Asuke and Inabu, and the village of Shimoyama (all from Higashikamo District) were merged into the expanded city of Toyota. Higashikamo District was dissolved as a result of this merger.

• On July 7, 2005 - the town of Kiyosu absorbed the towns of Nishibiwajima and Shinkawa (all from Nishikasugai District) to create the city of Kiyosu.

• On October 1, 2005 - the village of Tsugu (from Kitashitara District) was merged into the expanded town of Shitara.

• On October 1, 2005 - the town of Atsumi (from Atsumi District) was merged into the expanded city of Tahara. Atsumi District was dissolved as a result of this merger.

• On October 1, 2005 - the old city of Shinshiro absorbed the town of Hōrai, and the village of Tsukude (both from Minamishitara District) to create the new and expanded city of Shinshiro. Minamishitara District was dissolved as a result of this merger.

• On November 27, 2005 - the village of Tomiyama (from Kitashitara District) was merged into the expanded village of Toyone.

• On January 1, 2006 - the town of Nukata (from Nukata District) was merged into the expanded city of Okazaki.

• On February 1, 2006 - the town of Ichinomiya (from Hoi District) was merged into the expanded city of Toyokawa.

• On March 20, 2006 - the towns of Nishiharu and Shikatsu (both from Nishikasugai District) were merged to create the city of Kitanagoya.

• On April 1, 2006 - the town of Yatomi absorbed the village of Jūshiyama (both from Ama District) to create the city of Yatomi.

• On January 15, 2008 - the towns of Mito and Otowa (both from Hoi District) were merged into the expanded city of Toyokawa.

• On October 1, 2009 - the town of Haruhi (from Nishikasugai District) was merged into the expanded city of Kiyosu, leaving Nishikasugai District with only one municipality.

• On January 4, 2010 - the town of Miyoshi (from Nishikamo District) was elevated to city status. Nishikamo District was dissolved as a result of this merger.

• On February 1, 2010 - the town of Kozakai (from Hoi District) was merged into the expanded city of Toyokawa. Hoi District was dissolved as a result of this merger.

• On March 22, 2010 - the towns of Jimokuji, Miwa and Shippō (all from Ama District) were merged to create the city of Ama.

• On April 1, 2011 - the towns of Hazu, Isshiki and Kira (all from Hazu District) were merged into the expanded city of Nishio. Hazu District was dissolved as a result of this merger.

• On January 4, 2012 - the town of Nagakute (from Aichi District) was elevated to city status; leaving Aichi District with only one municipality.