Mito-Shi 15 Hitachi City 4 Tsuchiura-Shi 5 Koga 2 Ishioka-Shi 3 Ryugasaki-Shi 2 Shimotsuma-Shi 1 Joso-Shi 1 Ushiku 2 Tsukuba-Shi 30 Hitachinaka-Shi 1 Kashima-Shi 2 Itako 2 Moriya-Shi 2 Chikusei 1 Sakuragawa 1 Kamisu-Shi 5 Hokota 1 Omitama-Shi 3 Higashiibaraki-gun, Ibaraki-machi 1 Oarai-Machi 2 Ami-Machi 41