Ōsaka 7th district (大阪府第7区, Osaka-fu dai-nana-ku or simply 大阪7区, Ōsaka-nana-ku) is a single-member constituency of the House of Representatives in the national Diet of Japan. It is located in Northern central Ōsaka and covers the cities of Suita and Settsu. As of 2012, 352,998 eligible voters were registered in the district. Before the introduction of parallel voting and single-member districts, the area had been part of the five-member .