Flag of Izumiōtsu, Osaka Prefecture
Shape:http://www.city.izumiotsu.lg.jp/siminkoe/siseizyouhou/sinogaiyou/1303430970507.html
Color: http://commons.wikimedia.org/wiki/File:Flag_of_Izumiotsu_Osaka.JPG
unknown, originally uploaded by Mti (see source)
Redrawn (vector graphic) by Origami-Kranich