Kan. Stat. Ann. § 12-1031
Upon the adoption of the council-city manager form of government, there shall be elected at the next city election following such adoption one councilman from each ward and the councilmen elected from the odd-numbered wards shall serve for a term of four years and the councilmen elected from the even-numbered wards shall serve for a term of two years and thereafter all councilmen shall be elected for four-year terms.
L. 1947, ch. 150, § 3; June 30.