Chōkai may refer to:

• Two warships of the Imperial Japanese Navy:
  • Japanese cruiser Chōkai, a Takao-class heavy cruiser, which saw service in World War II
  • Japanese gunboat Chōkai, 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 JDS Chōkai (DDG-176), 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

This disambiguation page lists articles associated with the title Chōkai.
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