noun
Tōkai region
A region of central Honshu, Japan, typically including Aichi, Shizuoka, Mie, and southern Gifu prefectures. Often used in weather forecasts and regional planning.
東海地方では明日、大雨が予想されています。
Heavy rain is expected in the Tōkai region tomorrow.
Compound of 東海 (Tōkai, literally 'eastern sea') and 地方 (chihō, 'region'). The name refers to the area along the Tōkaidō, the historical eastern sea route.