The Takao class cruiser Chokai was scuttled after receiving damage during the Battle Off Samar on 25th of October, 1944. She was scuttled by the destroyer Fujinami which also rescued some of her crew. Two days later the Fujinami was sunk with all hands including the survivors of the Chokai.

Chokai sits upright in 5173 meters of water on the edge of the Philippine deep. RV Petrel discovered the Chokai on May 5th 2019 and dived the ROV on Chokai May, 30th 2019.