Mito-Shi 5 Hitachi City 4 Koga 1 Shimotsuma City 1 Ushiku 2 Tsukuba-Shi 5 Hitachinaka City 2 Moriya-Shi 4 Chikusei 2 Kamisu-Shi 2 Hokota 1 Omitama-Shi 1 Higashiibaraki-gun, Ibaraki-machi 1 Ami-Machi 2