Japan's Mitsubishi Heavy Industries (MHI) announced it started test flights of an upgraded SH-60K Maritime Helicopter on 12 May 2021. Development of this upgraded variant began in 2015.

On April 26, South Korea announced that the attack variant of KAI's Marineon has been selected as the Republic of Korea Marine Corps (ROKMC)’s future attack helicopter.

HAL’s advanced light helicopter Dhruv Mk III MR has successfully demonstrated its deck-operations capabilities that include landing on deck, folding of blades and storing the helicopter inside the onboard hangar.

The U.S. Navy's Naval Air Systems Command (NAVAIR) announced on Twitter that the Indian Navy's first MH-60R Maritime Helicopter conducted its initial flight.

Japan Coast Guard (JCG) will expand its fleet with two new H225 helicopters, taking its total Super Puma fleet up to 17, comprising two AS332s and 15 H225s.

Hindustan Aeronautics Limited (HAL) handed over three Dhruv Advanced Light Helicopters (ALH MK III) to the Indian Navy and two ALHs to the Indian Coast Guard.

The US Department of Defense began an effort to replace the US Navy’s MH-60S/R Seahawk helicopters and MQ-8B/C Fire Scout UAVs.

The US Coast Guard short range recovery helicopter program within the past month delivered four MH-65E helicopters: three to Air Station Port Angeles, Washington, and one to Aviation Training Center Mobile, Alabama.

The Chilean Navy (Armada de Chile) received an H125 light helicopter, the first of a five-unit contract signed in 2019 with Airbus Helicopters. The rotorcraft landed on December 22 at the “Torquemada” Naval Air Base.

Thales unveiled a new ultra compact airborne surveillance radar. With a 30% lower SWaP (size, weight and power) than the other radars in its class, the new AirMaster C is compatible with more aircraft sizes and types, including naval drones, MALE UAVs, ISR aircrafts and helicopters.