The list of ship commissionings in 2021 includes a chronological list of all ships commissioned in 2021.
The Republic of China Navy, also called the ROC Navy and retroactively as the Chinese Navy but colloquially as the Taiwanese Navy, is the maritime branch of the Republic of China Armed Forces (ROCAF).
The Hyūga-class helicopter destroyer is a class of helicopter carrier built for the Japan Maritime Self-Defense Force (JMSDF). Two - Hyūga and Ise - were built; upon completion the class were the largest ships built for the Japanese navy since the Second World War. Hyūga was described in a PBS documentary as the "first Japanese aircraft carrier built since WWII".
JS Haruna (DDH-141) was the lead ship of the Haruna-class helicopter destroyer of the Japanese Maritime Self Defense Force.
JS Ōsumi (LST-4001) is the lead ship of the Ōsumi-class tank landing ships of the Japan Maritime Self-Defense Force (JMSDF).
JS Kunisaki (LST-4003) is the third ship of the Ōsumi-class tank landing ships of the Japan Maritime Self-Defense Force (JMSDF).
JS Hyūga (DDH-181) is the lead ship of the Hyūga-class helicopter destroyers of the Japan Maritime Self-Defense Force (JMSDF).
JS Ise (DDH-182) is a Hyūga-class helicopter destroyer of the Japan Maritime Self-Defense Force (JMSDF). It is the second ship to be named Ise, the first being the Imperial Japanese Navy World War II-era battleship Ise.
The procurement of Landing Platform Docks (LPD) by the Indian Navy, formerly known as the "Multi-Role Support Vessel Program" (MRSV) - is an initiative of the Indian Navy (IN) to procure a series of landing platform docks, specific vessels dedicated to amphibious warfare, as part of the service's strategy to augment its capabilities of amphibious warfare, disaster-response, humanitarian assistance and auxiliary duties.
INS Shakti (A57) is a Deepak-class fleet tanker in service with the Indian Navy. She was built by Fincantieri, an Italian shipbuilding company based in Trieste. She is the second and final ship of her class. Shakti, along with her predecessor Deepak, is one of the largest ships of the Indian Navy.
JS Izumo (DDH-183) is a helicopter carrier which, as of 2022, is being converted into a light aircraft carrier. Officially classified as a multi-purpose operation destroyer, she is the lead ship in the Izumo class of the Japan Maritime Self-Defense Force (JMSDF). She is the second warship to be named for Izumo Province, with the previous ship being the armored cruiser Izumo (1898).
JS Hiei (DDH-142) was the second ship of the Haruna-class helicopter destroyer of the Japanese Maritime Self Defense Force.
JS Kaga (DDH-184) is a helicopter carrier being converted into an aircraft carrier beginning in March, 2022. Officially classified as a multi-purpose operation destroyer, she is the second ship in the Izumo class of the Japan Maritime Self-Defense Force (JMSDF), the other being JS Izumo. Her namesake arises from Kaga Province in present-day Ishikawa Prefecture.
The Mogami-class frigate is a Japanese multi-mission stealth frigate for the Japan Maritime Self-Defense Force (JMSDF).
JS Hatakaze (DDG-171/TV-3520) is a Hatakaze-class guided missile destroyer built for the Japan Maritime Self-Defense Force (JMSDF). Hatakaze was the first vessel completed of her class. She was the first JMSDF vessel to use gas turbine propulsion.
JS Kumano (FFM-2) is the second ship of the Mogami-class frigate of the Japan Maritime Self-Defense Force (JMSDF). She was named after Kumano River and shares her name with a World War II heavy cruiser Kumano and Cold War destroyer escort Kumano.
JS Mogami (FFM-1) is the lead ship of the Mogami-class frigate of the Japan Maritime Self-Defense Force (JMSDF). She was named after the Mogami River and shares her name with a World War II heavy cruiser Mogami and Cold War destroyer escort Mogami.
JS Etajima (MSO-306) is the third ship of the Awaji-class minesweepers of the Japan Maritime Self-Defense Force (JMSDF).
The Awaji class is a class of minesweepers of the Japan Maritime Self-Defense Force.
JS Hakugei (SS-514), "White Sperm Whale", is the second boat of the Taigei-class attack submarine of Japan Maritime Self-Defense Force. The submarine was ordered from Kawasaki Heavy Industries in 2018 and laid down on 25 January 2019 at Kobe, Japan. Hakugei was launched on 14 October 2021. She was commissioned in March 2023.