Maebashi. May 1, 1967 - The village of Jōnan was merged into the city of Maebashi. (1 town, 8 villages) December 5, 2004 - The town of Ōgo, and the villages of Kasukawa and Miyagi were merged into the expanded city of Maebashi. (6 villages) June 13, 2005 - The villages of Kurohone and Niisato were merged into the city of Kiryū. (4 villages) February 20, 2006 - The villages of Akagi and Kitatachibana, the town of Ikaho, and the villages of Komochi and Onogami (both from Kitagunma District), were merged into the expanded city of Shibukawa. (2 villages) March 27, 2006 - The village of Azuma was merged with the town of Omama (from Yamada District), and the town of Kasakake (from Nitta District), to create the city of Midori. (1 village) May 5, 2009 - The village of Fujimi was merged into the expanded city of Maebashi. Seta District was dissolved as a result of this merger. District Seta Seta District