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Tōkai region; region south of Tokyo on the Pacific Ocean side of Japan
East Sea (Korean name for the Sea of Japan)
東海地方は太平洋に面した温暖な気候だ。
The Tōkai region has a warm climate facing the Pacific Ocean.
新幹線で東海を縦断した。
I traveled through the Tōkai region by Shinkansen.
東海地震の対策が地域住民に周知されている。
Measures against the Tōkai earthquake are well known among local residents.