The exercise involving five ships, which ended Monday, came amid heightened tension in the region over North Korea's ballistic missile and nuclear tests and as US President Donald Trump began a 12-day tour of Asia beginning in Japan on Sunday.
"The exercise helped improve fighting skills and deepened cooperation with India," Japan's Maritime Self Defence Force said in a press release.
The 100,000-ton Reagan, which is based in Japan carries around 70 combat aircraft and is the US Navy's most powerful warship in Asia.
The Reagan will join two other carriers in the Western Pacific, the USS Nimitz and USS Theodore Roosevelt, in a potent reminder to Pyongyang of the US ability to rapidly mobilize military force, US officials told Reuters earlier.
© Thomson Reuters 2017