landlocked prefecture
Refers to a prefecture with no coastline. Often used in discussions of geography, tourism, or regional characteristics.
There are eight landlocked prefectures in Japan.
Residents of landlocked prefectures often travel to coastal prefectures in the summer.
Standard spelling using なし in kana.
Alternate spelling with 無し in kanji; less common but still seen.
Compound of 海 (umi, 'sea') + なし (nashi, 'without') + 県 (ken, 'prefecture'). The spelling 海なし県 is the most common modern form.