Mito-Shi 14 Hitachi City 5 Tsuchiura-Shi 6 Koga 2 Ishioka-Shi 3 Ryugasaki-Shi 2 Shimotsuma-Shi 1 Joso-Shi 1 Ushiku 4 Tsukuba-Shi 28 Hitachinaka-Shi 3 Kashima-Shi 2 Itako 2 Moriya-Shi 4 Chikusei 2 Inashiki City 1 Sakuragawa 1 Kamisu-Shi 7 Hokota 1 Omitama-Shi 3 Higashiibaraki-gun, Ibaraki-machi 1 Oarai-Machi 2 Ami-Machi 41 Sarushima District 1