JS Chōkai (DDG-176) is a Kongō-class guided missile destroyer in the Japan Maritime Self-Defense Force (JMSDF).

Chōkai, along with the destroyer Ōnami and supply ship Hamana were assigned to the Indian Ocean in November 2004 to provide assistance to the Japanese Iraq Reconstruction and Support Group.

[1] In 2012, Chōkai, along with Kongō and Myōkō were deployed in cooperation with the US Navy in preparation for the Democratic Republic of Korea to test the Kwangmyŏngsŏng-3 Unit 2.

[2] From June 7 to August 23, 2016, she participated in the biannual Exercise RIMPAC, conducted in the sea and airspace around Hawaii and the United States West Coast, accompanied by the helicopter carrier Hyūga.

[4] Later in 2019, between October 15 and 17, Chōkai, along with the destroyer Shimakaze took part in the Canadian and Japanese joint exercise known as KAEDEX19-2 near Yokosuka, working alongside HMCS Ottawa.