Sejong City Council  The Sejong City Council () is the local council of Sejong City, South Korea. There are a total of 18 members, with 16 members elected in the First-past-the-post voting system and 2 members elected in Party-list proportional representation. Negotiation groups can be formed by 3 or more members. There are currently a negotiation group in the Council, formed by the Democratic Party of Korea only. The structure of Council consists of: