The was a cabinet-level ministry in the

Empire of Japan The also known as the Japanese Empire or Imperial Japan, was a historical nation-state and great power that existed from the Meiji Restoration in 1868 until the enactment of the post-World War II 1947 constitution and subsequent fo ...

charged with the administrative affairs of the

Imperial Japanese Navy The Imperial Japanese Navy (IJN; Kyūjitai: Shinjitai: ' 'Navy of the Greater Japanese Empire', or ''Nippon Kaigun'', 'Japanese Navy') was the navy of the Empire of Japan from 1868 to 1945, when it was dissolved following Japan's surrender ...

(IJN). It existed from 1872 to 1945.

History

The Navy Ministry was created in April 1872, along with the

Army Ministry The , also known as the Ministry of War, was the cabinet-level ministry in the Empire of Japan charged with the administrative affairs of the Imperial Japanese Army (IJA). It existed from 1872 to 1945. History The Army Ministry was created in ...

, to replace the of the early

Meiji government The was the government that was formed by politicians of the Satsuma Domain and Chōshū Domain in the 1860s. The Meiji government was the early government of the Empire of Japan. Politicians of the Meiji government were known as the Meiji o ...

. Initially, the Navy Ministry was in charge of both administration and operational command of the Imperial Japanese Navy. However, with the creation of the

Imperial Japanese Navy General Staff The was the highest organ within the Imperial Japanese Navy. In charge of planning and operations, it was headed by an Admiral headquartered in Tokyo. History Created in 1893, the Navy General Staff took over operational (as opposed to adminis ...

in May 1893, it was left with only administrative functions. "The ministry was responsible for the naval budget, ship construction, weapons procurement, personnel, relations with the Diet and the cabinet and broad matters of naval policy. The General Staff directed the operations of the fleet and the preparation of war plans".Spector The post of Navy Minister was politically powerful. Although a member of the Cabinet after the establishment of the cabinet system of government in 1885, the Navy Minister was answerable directly to the

Emperor An emperor (from la, imperator, via fro, empereor) is a monarch, and usually the sovereignty, sovereign ruler of an empire or another type of imperial realm. Empress, the female equivalent, may indicate an emperor's wife (empress consort), ...

(the commander-in-chief of all Japanese armed forces under the

Meiji Constitution The Constitution of the Empire of Japan (Kyūjitai: ; Shinjitai: , ), known informally as the Meiji Constitution (, ''Meiji Kenpō''), was the constitution of the Empire of Japan which was proclaimed on February 11, 1889, and remained in for ...

) and not the

Prime Minister A prime minister, premier or chief of cabinet is the head of the cabinet and the leader of the ministers in the executive branch of government, often in a parliamentary or semi-presidential system. Under those systems, a prime minister is not ...

. Up until the 1920s, the Navy Ministry held the upper hand over the Navy General Staff in terms of political influence. However, the officers of the Navy General Staff found an opportunity at the

Washington Naval Conference The Washington Naval Conference was a disarmament conference called by the United States and held in Washington, DC from November 12, 1921 to February 6, 1922. It was conducted outside the auspices of the League of Nations. It was attended by nine ...

in 1921–22 to improve their situation. At this meeting, the

United States The United States of America (U.S.A. or USA), commonly known as the United States (U.S. or US) or America, is a country primarily located in North America. It consists of 50 states, a federal district, five major unincorporated territorie ...

and

Britain Britain most often refers to: * The United Kingdom, a sovereign state in Europe comprising the island of Great Britain, the north-eastern part of the island of Ireland and many smaller islands * Great Britain, the largest island in the United King ...

wanted to establish a worldwide naval ratio, asking the Japanese to limit themselves to a smaller navy than the Western powers. The Naval Ministry was willing to agree to this, seeking to maintain the

Anglo-Japanese Alliance The first was an alliance between Britain and Japan, signed in January 1902. The alliance was signed in London at Lansdowne House on 30 January 1902 by Lord Lansdowne, British Foreign Secretary, and Hayashi Tadasu, Japanese diplomat. A dip ...

, but the Navy General Staff refused. The Imperial Japanese Navy became divided into mutually hostile

Fleet Faction The was an unofficial and informal political faction within the Imperial Japanese Navy in the 1920s and 1930s of officers opposed to the conditions imposed by the Washington Naval Treaty. Background The Washington Naval Treaty, also known as the ...

and

Treaty Faction The was an unofficial and informal political faction within the Imperial Japanese Navy in the 1920s-1930s of officers supporting the Washington Naval Treaty. Background The ''Washington Naval Treaty'', also known as the ''Five-Power Treaty'', l ...

political cliques. Ultimately, the treaty was signed by Japan, but terminated in 1934. Through the 1930s, with increasing

Japanese militarism refers to the ideology in the Empire of Japan which advocates the belief that militarism should dominate the political and social life of the nation, and the belief that the strength of the military is equal to the strength of a nation. Histo ...

, the Fleet Faction gradually gained ascendancy over the Treaty Faction and came to dominate the Navy General Staff, which pushed through the

attack on Pearl Harbor The attack on Pearl HarborAlso known as the Battle of Pearl Harbor was a surprise military strike by the Imperial Japanese Navy Air Service upon the United States against the naval base at Pearl Harbor in Honolulu, Territory of Hawaii, j ...

against the resistance of the Navy Ministry. After 1937, both the Navy Minister and the Chief of the Navy General Staff were members of the

Imperial General Headquarters The was part of the Supreme War Council and was established in 1893 to coordinate efforts between the Imperial Japanese Army and Imperial Japanese Navy during wartime. In terms of function, it was approximately equivalent to the United States ...

. With the defeat of the

World War II World War II or the Second World War, often abbreviated as WWII or WW2, was a world war that lasted from 1939 to 1945. It involved the vast majority of the world's countries—including all of the great powers—forming two opposin ...

, the Navy Ministry was abolished together with the Imperial Japanese Navy by the American occupation authorities in November 1945 and was not revived in the post-war

Constitution of Japan The Constitution of Japan (Shinjitai: , Kyūjitai: , Hepburn: ) is the constitution of Japan and the supreme law in the state. Written primarily by American civilian officials working under the Allied occupation of Japan, the constitution r ...

Organization

Internally operating divisions

*Military Affairs Bureau *Mobilization Bureau *Technical Bureau *Personnel Bureau *Training Bureau *Medical Bureau *Shipyard Bureau *Naval Construction Bureau *Legal Bureau *Administrative/Accounting Bureau

Externally operating divisions

* Navy Aviation Bureau *

Navy Academy A navy, naval force, or maritime force is the branch of a nation's armed forces principally designated for naval and amphibious warfare; namely, lake-borne, riverine, littoral, or ocean-borne combat operations and related functions. It inc ...

Naval War College The Naval War College (NWC or NAVWARCOL) is the staff college and "Home of Thought" for the United States Navy at Naval Station Newport in Newport, Rhode Island. The NWC educates and develops leaders, supports defining the future Navy and associat ...

*Naval Accounting School *Navy Medical School *Naval Engineering School *Submarine Division *Canals and Waterways Division * Naval Technical Department *Naval Tribunal *Tokyo Naval Tribunal *Chemical Warfare Division *Radio and Radar Division *Supply and Transport Bureau *Naval Construction Division *Naval Maintenance & Repair Division *Special Attack Weapons Division *Emergency Reaction Division *Naval Aviation Training Division *Naval Intelligence Division

Ministers of the Navy of Japan

By law, Navy Ministers had to be appointed from active duty

admiral Admiral is one of the highest ranks in some navies. In the Commonwealth nations and the United States, a "full" admiral is equivalent to a "full" general in the army or the air force, and is above vice admiral and below admiral of the fleet, ...

s or vice-admirals.

Naval Lords under the Ministry of War

Katsu Kaishū Count , best known by his nickname , was a Japanese statesman and naval engineer during the late Tokugawa shogunate and early Meiji period. Kaishū was a nickname which he took from a piece of calligraphy (Kaishū Shooku ) by Sakuma Shōzan. He ...

Kawamura Sumiyoshi Count , was an admiral in the Imperial Japanese Navy. Kawamura's wife Haru was the aunt of Saigō Takamori. Biography A native of Satsuma, Kawamura studied navigation at Tokugawa bakufu naval school at Nagasaki, the Nagasaki Naval Training Center ...

Enomoto Takeaki Viscount was a Japanese samurai and admiral of the Tokugawa navy of Bakumatsu period Japan, who remained faithful to the Tokugawa shogunate and fought against the new Meiji government until the end of the Boshin War. He later served in the Mei ...

(28 February 1880 – 7 April 1881) *

Nakamuta Kuranosuke Viscount was an admiral in the early Imperial Japanese Navy. Biography Nakamuta was born in Saga domain (present day Saga prefecture). He was a samurai-sailor in the domainal navy, which later became the core of the fledgling Imperial Japanese ...

Kabayama Sukenori Count was a Japanese samurai military leader and statesman. Nussbaum, Louis-Frédéric. (2005)"Kabayama Sukenori"in ''Japan Encyclopedia'', p. 441. He was a general in the Imperial Japanese Army and an admiral in the Imperial Japanese Navy. He ...

Naval Ministers under the Meiji Constitution

References

Notes

Books

* * *

External links

*"Foreign Office Files for Japan and the Far East"
Adam Matthew Publications
{{Authority control Imperial Japanese Navy

Navy A navy, naval force, or maritime force is the branch of a nation's armed forces principally designated for naval warfare, naval and amphibious warfare; namely, lake-borne, riverine, littoral zone, littoral, or ocean-borne combat operations and ...

Politics of the Empire of Japan 1872 establishments in Japan 1945 disestablishments in Japan