Here is an overview of the naval programs in Japan's latest defense budget for FY2022, which is to date, the largest ever.

Japanese shipbuilder Mitsubishi Heavy Industries Co., Ltd. held a delivery ceremony and a self-defense ship flag raising ceremony for the first-in-class frigate ‘Mogami’ (もがみ).

The modifications to Kaga, second of the Izumo-class helicopter destroyer (DDH) began at the Japan Marine United (JMU) shipyard in Kure, Hiroshima Prefecture, in late March.

Japanese shipbuilder Mitsubishi Heavy Industries Maritime Systems Co., Ltd. held a delivery ceremony and a self-defense ship flag raising ceremony for the frigate ‘Kumano’ (くまの). The event means the ship, known as 30FFM, was officially commissioned with the Japan Maritime Self-Defense Force (JMSDF).

The U.S. Navy's Arleigh Burke-class guided-missile destroyer USS Momsen (DDG 92) joined the Japan Maritime Self-Defense Force (JMSDF) and the Royal Australian Navy (RAN) in the South China Sea for multinational training which concluded March 15.

The U.S. Navy and the Japan Maritime Self-Defense Force (JMSDF) conducted anti-submarine warfare (ASW) torpedo training in Tokyo Bay, March 8-10.

The Japan Maritime Self-Defence Force commissioned the submarine "Taigei," (S513) the lead submarine of the Taigei-class, with a ceremony at the Kobe Shipyard of Mitsubishi Heavy Industries, Ltd.

Shin Kurushima Hashihama Dockyard launched "YOT-02" on 2 February 2022. The vessel is the second of two Yard Oiler Tankers for the JMSDF.

Lockheed Martin completed a successful demonstration of AN/SPY-7(v)1 radar integration into Aegis Weapon System of Japan.

Five flat tops, along with some of their escorts and air wings, from the U.S. Navy and Japan Maritime Self Defense Force (JMSDF) conducted a massive photo exercise on January 22, 2022 in the Philippine Sea.