Chōkai may refer to: Two warships of the Imperial Japanese Navy: , a Takao-class heavy cruiser, which saw service in World War II , a Maya-class gunboat, which saw service in the First Sino-Japanese War and the Russo-Japanese War One warship of the Japan Maritime Self-Defense Force Japanese destroyer , a Kongō-class guided missile destroyer commissioned in 1998 Chōkai, Akita, a town merged to form the new city of Yurihonjō, Japan Mount Chōkai, a prominent mountain in northern Japan 9110 Choukai, an asteroid