Tokai

Tōkai (東海, literally East Sea) in Japanese may refer to:
 * Tōkai region, a subregion of Chūbu
 * Tōkai, Ibaraki, a village, also known as "Tokaimura" (Tokai-village)
 * Tōkai, Aichi, a city
 * Tōkai University, a private university in Tokyo
 * Tokai High School, private high school in Nagoya
 * Tōkai Nuclear Power Plant, Ibaraki
 * 2478 Tokai, a main belt asteroid
 * Tōkai (train), a train service between Tokyo Station and Shizuoka Station
 * Tōkai Gakki or Tokai Guitars, a Japanese guitar company
 * Kyūshū Q1W Tōkai, an anti-submarine bomber of Imperial Navy
 * Tokai Tokyo Financial Holdings, a Japanese financial services company
 * Tōkai earthquakes, major earthquakes occurring regularly with an interval of 100 to 150 years
 * Tokaimura nuclear accident, a fatal criticality accident in Tōkai, Ibaraki on 30 September 1999

Tokai may refer to:
 * Tokai, Cape Town, a large residential suburb of Cape Town, South Africa
 * Tokai (character), of Bangladesh, a creation of Rafiqun Nabi
 * Tokai (state constituency), a state constituency in Kedah, Malaysia