Ibaraki

Ami

Bandō

Chikusei

Daigo

Hitachi

Hitachi-Naka

Hitachi-ota

Hitachiomiya

Hokota

Ibaraki

Inashiki

Ishioka

Itako

Jōsō

Kamisu

Kasama

Kashima

Kasumigaura

Kitaibaraki

Koga

Miho

Mito

Moriya

Naka

Namegata

Omitama

Ryūgasaki

Sakai

Sakuragawa

Sekiyado

Shimotsuma

Shirosato

Takahagi

Tomobe

Tone

Toride

Tsuchiura

Tsukuba-kenkyūgakuen-toshi

Tsukubamirai

Tōkai

Ushiku

Yachiyo

Yūki

Ōarai