was the

lead ship The lead ship, name ship, or class leader is the first of a series or class of ships all constructed according to the same general design. The term is applicable to naval ships and large civilian vessels. Large ships are very complex and may ...

in the of

armored cruiser The armored cruiser was a type of warship of the late 19th and early 20th centuries. It was designed like other types of cruisers to operate as a long-range, independent warship, capable of defeating any ship apart from a battleship and fast eno ...

s in 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 ...

. ''Ibuki'' was named after

Mount Ibuki is a mountain, on the border of Maibara, Shiga Prefecture, and Ibigawa, Gifu Prefecture, Japan. It is one of the 100 Famous Japanese Mountains, and is also included on the lists of the 100 Kinki Mountains and the 50 Shiga Mountains. Mount ...

, located between Gifu and

Shiga is a prefecture of Japan located in the Kansai region of Honshu. Shiga Prefecture has a population of 1,412,916 (1 October 2015) and has a geographic area of . Shiga Prefecture borders Fukui Prefecture to the north, Gifu Prefecture to the nort ...

prefectures in Honshū. On 28 August 1912, the ''Ibuki''s were re-classified as battlecruisers.

Design and construction

Problems with her

turbine engine A gas turbine, also called a combustion turbine, is a type of continuous flow internal combustion engine. The main parts common to all gas turbine engines form the power-producing part (known as the gas generator or core) and are, in the directi ...

s delayed the construction of ''Ibuki'', and construction began almost two years later than her

sister ship A sister ship is a ship of the same class or of virtually identical design to another ship. Such vessels share a nearly identical hull and superstructure layout, similar size, and roughly comparable features and equipment. They often share a ...

, ''Kurama'', which used standard

reciprocating engine A reciprocating engine, also often known as a piston engine, is typically a heat engine that uses one or more reciprocating pistons to convert high temperature and high pressure into a rotating motion. This article describes the common featu ...

s. ''Ibuki'' was built at

Kure Naval Arsenal was one of four principal naval shipyards owned and operated by the Imperial Japanese Navy. History The Kure Naval District was established at Kure, Hiroshima in 1889, as the second of the naval districts responsible for the defense of the Ja ...

and was laid down on 22 May 1907, launched on 21 October 1907, and commissioned on 11 November 1907.

Operational history

Shortly after she was commissioned, ''Ibuki'' was sent on a voyage to

Thailand Thailand ( ), historically known as Siam () and officially the Kingdom of Thailand, is a country in Southeast Asia, located at the centre of the Indochinese Peninsula, spanning , with a population of almost 70 million. The country is bo ...

to attend the

coronation ceremony A coronation is the act of placement or bestowal of a crown upon a monarch's head. The term also generally refers not only to the physical crowning but to the whole ceremony wherein the act of crowning occurs, along with the presentation of ot ...

of the Thai king Rama VI Vajiravudh. ''Ibuki'' served in

World War I World War I (28 July 1914 11 November 1918), often abbreviated as WWI, was one of the deadliest global conflicts in history. Belligerents included much of Europe, the Russian Empire, the United States, and the Ottoman Empire, with fightin ...

, participating in the hunt for the

German German(s) may refer to: * Germany (of or related to) ** Germania (historical use) * Germans, citizens of Germany, people of German ancestry, or native speakers of the German language ** For citizens of Germany, see also German nationality law **Ge ...

light cruiser in 1914. She escorted a convoy of 10 troop transports carrying the main body of the New Zealand Expeditionary Force, crossing the

Tasman Sea The Tasman Sea (Māori: ''Te Tai-o-Rēhua'', ) is a marginal sea of the South Pacific Ocean, situated between Australia and New Zealand. It measures about across and about from north to south. The sea was named after the Dutch explorer Abe ...

with the

British British may refer to: Peoples, culture, and language * British people, nationals or natives of the United Kingdom, British Overseas Territories, and Crown Dependencies. ** Britishness, the British identity and common culture * British English, ...

protected cruiser Protected cruisers, a type of naval cruiser of the late-19th century, gained their description because an armoured deck offered protection for vital machine-spaces from fragments caused by shells exploding above them. Protected cruisers re ...

and armoured cruiser to Albany,

Western Australia Western Australia (commonly abbreviated as WA) is a state of Australia occupying the western percent of the land area of Australia excluding external territories. It is bounded by the Indian Ocean to the north and west, the Southern Ocean to th ...

in November 1914. Together with the

Australian Australian(s) may refer to: Australia * Australia, a country * Australians, citizens of the Commonwealth of Australia ** European Australians ** Anglo-Celtic Australians, Australians descended principally from British colonists ** Aboriginal A ...

light cruiser , ''Ibuki'' escorted the

ANZAC The Australian and New Zealand Army Corps (ANZAC) was a First World War army corps of the Mediterranean Expeditionary Force. It was formed in Egypt in December 1914, and operated during the Gallipoli campaign. General William Birdwood comma ...

s, consisting of 20,000 men and 7,500 horses, across the

Indian Ocean The Indian Ocean is the third-largest of the world's five oceanic divisions, covering or ~19.8% of the water on Earth's surface. It is bounded by Asia to the north, Africa to the west and Australia to the east. To the south it is bounded by th ...

. ''Ibuki'' was the only protection for the ANZACs when ''Sydney'' participated in the Battle of Cocos. The commander of ''Ibuki'', Captain Kanji KatōO'Brien, pp. ''The Anglo-Japanese alliance, 1902-1922'', p. 142 had wanted the honor of engaging ''Emden'', but despite being a superior ship to ''Sydney'' was ordered to stand down and stay with the convoy. This was later celebrated by the

Royal Australian Navy The Royal Australian Navy (RAN) is the principal naval force of the Australian Defence Force (ADF). The professional head of the RAN is Chief of Navy (CN) Vice Admiral Mark Hammond AM, RAN. CN is also jointly responsible to the Minister of ...

as the "samurai spirit of the ''Ibuki''" whenever Imperial Japanese ships visited Australia in subsequent years.

Fate

After the war, ''Ibuki'' fell victim to the

Washington Naval Treaty The Washington Naval Treaty, also known as the Five-Power Treaty, was a treaty signed during 1922 among the major Allies of World War I, which agreed to prevent an arms race by limiting naval construction. It was negotiated at the Washington Nav ...

and was sold for scrap on 20 September 1923. Her guns were salvaged and used in shore batteries at

Hakodate is a city and port located in Oshima Subprefecture, Hokkaido, Japan. It is the capital city of Oshima Subprefecture. As of July 31, 2011, the city has an estimated population of 279,851 with 143,221 households, and a population density of 412.8 ...

Hokkaidō is Japan's second largest island and comprises the largest and northernmost prefecture, making up its own region. The Tsugaru Strait separates Hokkaidō from Honshu; the two islands are connected by the undersea railway Seikan Tunnel. The la ...

and along the

Tsugaru Strait The is a strait between Honshu and Hokkaido in northern Japan connecting the Sea of Japan with the Pacific Ocean. It was named after the western part of Aomori Prefecture. The Seikan Tunnel passes under it at its narrowest point 12.1 miles (1 ...

separating Honshū and Hokkaidō.

Notes

References

* * * * * * {{DEFAULTSORT:Ibuki (1907) Ibuki-class armored cruisers Ships built by Kure Naval Arsenal 1907 ships World War I cruisers of Japan