Viscount A viscount ( , for male) or viscountess (, for female) is a title used in certain European countries for a noble of varying status. In many countries a viscount, and its historical equivalents, was a non-hereditary, administrative or judicia ...

was a general in the early

Imperial Japanese Army The was the official ground-based armed force of the Empire of Japan from 1868 to 1945. It was controlled by the Imperial Japanese Army General Staff Office and the Ministry of the Army, both of which were nominally subordinate to the Emper ...

during the

First Sino-Japanese War The First Sino-Japanese War (25 July 1894 – 17 April 1895) was a conflict between China and Japan primarily over influence in Korea. After more than six months of unbroken successes by Japanese land and naval forces and the loss of the p ...

and the

Russo-Japanese War The Russo-Japanese War ( ja, 日露戦争, Nichiro sensō, Japanese-Russian War; russian: Ру́сско-япóнская войнá, Rússko-yapónskaya voyná) was fought between the Empire of Japan and the Russian Empire during 1904 and 1 ...

. His great-great-grandson,

Shinzō Abe Shinzo Abe ( ; ja, 安倍晋三, Hepburn: , ; 21 September 1954 – 8 July 2022) was a Japanese politician who served as Prime Minister of Japan and President of the Liberal Democratic Party (LDP) from 2006 to 2007 and again from 2012 to 20 ...

was

Prime Minister of Japan The prime minister of Japan ( Japanese: 内閣総理大臣, Hepburn: ''Naikaku Sōri-Daijin'') is the head of government of Japan. The prime minister chairs the Cabinet of Japan and has the ability to select and dismiss its Ministers of S ...

Biography

Ōshima was born as the eldest son to a

samurai were the hereditary military nobility and officer caste of medieval and early-modern Japan from the late 12th century until their abolition in 1876. They were the well-paid retainers of the '' daimyo'' (the great feudal landholders). They ...

Chōshū Domain The , also known as the , was a domain (''han'') of the Tokugawa Shogunate of Japan during the Edo period from 1600 to 1871.Deal, William E. (2005) ''Handbook to Life in Medieval and Early Modern Japan,'' p. 81 The Chōshū Domain was based ...

(present-day

Yamaguchi Prefecture is a prefecture of Japan located in the Chūgoku region of Honshu. Yamaguchi Prefecture has a population of 1,377,631 (1 February 2018) and has a geographic area of 6,112 km2 (2,359 sq mi). Yamaguchi Prefecture borders Shimane Prefecture t ...

), and fought as a member of the

Satchō Alliance The , or was a powerful military alliance between the feudal domains of Satsuma and Chōshū formed in 1866 to combine their efforts to restore Imperial rule and overthrow the Tokugawa shogunate of Japan. History The name ''Satchō'' () i ...

forces in support of

Emperor Meiji , also called or , was the 122nd emperor of Japan according to the traditional order of succession. Reigning from 13 February 1867 to his death, he was the first monarch of the Empire of Japan and presided over the Meiji era. He was the figur ...

during the

Boshin War The , sometimes known as the Japanese Revolution or Japanese Civil War, was a civil war in Japan fought from 1868 to 1869 between forces of the ruling Tokugawa shogunate and a clique seeking to seize political power in the name of the Imperi ...

against the

Tokugawa shogunate The Tokugawa shogunate (, Japanese 徳川幕府 ''Tokugawa bakufu''), also known as the , was the military government of Japan during the Edo period from 1603 to 1868. Nussbaum, Louis-Frédéric. (2005)"''Tokugawa-jidai''"in ''Japan Encyclopedia ...

. After the

Meiji Restoration The , referred to at the time as the , and also known as the Meiji Renovation, Revolution, Regeneration, Reform, or Renewal, was a political event that restored practical imperial rule to Japan in 1868 under Emperor Meiji. Although there were ...

, he attended military school in

Osaka is a designated city in the Kansai region of Honshu in Japan. It is the capital of and most populous city in Osaka Prefecture, and the third most populous city in Japan, following Special wards of Tokyo and Yokohama. With a population of ...

in 1870 and was commissioned as a

lieutenant A lieutenant ( , ; abbreviated Lt., Lt, LT, Lieut and similar) is a commissioned officer rank in the armed forces of many nations. The meaning of lieutenant differs in different militaries (see comparative military ranks), but it is often ...

in the fledgling

in August 1871. Assigned to the IJA 4th Infantry Regiment, he was promoted to

captain Captain is a title, an appellative for the commanding officer of a military unit; the supreme leader of a navy ship, merchant ship, aeroplane, spacecraft, or other vessel; or the commander of a port, fire or police department, election precinct, e ...

the following year, and became battalion commander of the IJA 1st Infantry Regiment in 1873. During the

Satsuma Rebellion The Satsuma Rebellion, also known as the was a revolt of disaffected samurai against the new imperial government, nine years into the Meiji Era. Its name comes from the Satsuma Domain, which had been influential in the Restoration and b ...

of 1877, he was promoted to

major Major ( commandant in certain jurisdictions) is a military rank of commissioned officer status, with corresponding ranks existing in many military forces throughout the world. When used unhyphenated and in conjunction with no other indicato ...

. After the war, he served in a number of

staff Staff may refer to: Pole * Staff, a weapon used in stick-fighting ** Quarterstaff, a European pole weapon * Staff of office, a pole that indicates a position * Staff (railway signalling), a token authorizing a locomotive driver to use a particula ...

positions with the Sendai Garrison and became a colonel in 1886. In 1887 he became chief-of-staff of the Tokyo Garrison and following the reorganization of the Imperial Japanese Army under the recommendations of

Prussia Prussia, , Old Prussian: ''Prūsa'' or ''Prūsija'' was a German state on the southeast coast of the Baltic Sea. It formed the German Empire under Prussian rule when it united the German states in 1871. It was ''de facto'' dissolved by an e ...

military advisor Military advisors, or combat advisors, advise on military matters. Some are soldiers sent to foreign countries to aid such countries with their military training, organization, and other various military tasks. The Foreign powers or organizations ...

Jakob Meckel Klemens Wilhelm Jacob Meckel (28 March 1842 – 5 July 1905) was a general in the Prussian army and foreign advisor to the government of Meiji period Japan. Biography Meckel was born in Cologne, Rhine Province, Prussia and joined the Prussia ...

, he became chief-of-staff of the

IJA 1st Division The was an infantry division in the Imperial Japanese Army. Its call sign was the . The 1st Division was formed in Tokyo in January 1871 as the , one of six regional commands created in the fledgling Imperial Japanese Army. The Tokyo Garrison h ...

. In June 1891, Ōshima was promoted to

major general Major general (abbreviated MG, maj. gen. and similar) is a military rank used in many countries. It is derived from the older rank of sergeant major general. The disappearance of the "sergeant" in the title explains the apparent confusion of ...

and was assigned command of the IJA 9th Infantry Brigade, which was also styled the “Ōshima Combined Brigade”. Dispatched to the

Korean Peninsula Korea ( ko, 한국, or , ) is a peninsular region in East Asia. Since 1945, it has been divided at or near the 38th parallel, with North Korea (Democratic People's Republic of Korea) comprising its northern half and South Korea (Republic ...

in 1894 during the Donghak Rebellion, his 4,000 man force was tasked with expelling the Empire of China's

Beiyang Army The Beiyang Army (), named after the Beiyang region,Hong Zhang (2019)"Yuan Shikai and the Significance of his Troop Training at Xiaozhan, Tianjin, 1895–1899" ''The Chinese Historical Review'' 26(1) was a large, Western-style Imperial Chinese Ar ...

from Korean territory by force.Kowner, '' Historical Dictionary of the Russo-Japanese War'', p. 273–274. On July 28, 1894, his forces defeated the Chinese at the

Battle of Seonghwan The Battle of Seonghwan () was the first major land battle of the First Sino-Japanese War. It took place on 29 July 1894 at the hamlet of Seonghwan, outside of Cheonan, Chungcheongnam-do Korea between the forces of Meiji Japan and Qing China. ...

outside of

Asan Asan () is a city in South Chungcheong Province, South Korea. It borders the Seoul Capital Area to the north. Asan has a population of approximately 300,000. Asan is known for its many hot springs and is a city of spas. Asan has grown int ...

, south of

Seoul Seoul (; ; ), officially known as the Seoul Special City, is the Capital city, capital and largest metropolis of South Korea.Before 1972, Seoul was the ''de jure'' capital of the North Korea, Democratic People's Republic of Korea (North Korea ...

in the first land engagement of the

. For his victory, Ōshima was made a

baron Baron is a rank of nobility or title of honour, often hereditary, in various European countries, either current or historical. The female equivalent is baroness. Typically, the title denotes an aristocrat who ranks higher than a lord or kn ...

(''danshaku'') in the ''

kazoku The was the hereditary peerage of the Empire of Japan, which existed between 1869 and 1947. They succeeded the feudal lords () and court nobles (), but were abolished with the 1947 constitution. Kazoku ( 華族) should not be confused with ...

'' peerage system, and assigned to command of the Tsushima Garrison. In February 1898 he was promoted to

lieutenant general Lieutenant general (Lt Gen, LTG and similar) is a three-star military rank (NATO code OF-8) used in many countries. The rank traces its origins to the Middle Ages, where the title of lieutenant general was held by the second-in-command on th ...

. During the

, Ōshima was commander of the

IJA 3rd Division The was an infantry division in the Imperial Japanese Army. Its call sign was the . History The 3rd Division was formed in Nagoya in January 1871 as the , one of six regional commands created in the fledgling Imperial Japanese Army. The Nagoya ...

under the

Japanese Second Army The was an army of the Imperial Japanese Army. It was raised and demobilized on four occasions. History The Japanese 2nd Army was initially raised during the First Sino-Japanese War from September 27, 1894, to May 14, 1895, under the command o ...

, under General

Oku Yasukata Count was a Japanese field marshal and leading figure in the early Imperial Japanese Army. Biography Early life Born in Kokura (in present-day Kitakyūshū) to a ''samurai'' family of the Kokura Domain in Buzen Province, Oku joined the militar ...

. He led the division at the

Battle of Liaoyang The (russian: Сражение при Ляояне) was the first major land battle of the Russo-Japanese War, on the outskirts of the city of Liaoyang in present-day Liaoning Province, China. The city was of great strategic importance as the ...

Battle of Shaho The Battle of Shaho ( ja, 沙河会戦 (''Saka no kaisen''), russian: Сражение на реке Шахе) was the second large-scale land battle of the Russo-Japanese War fought along a front centered at the Shaho River along the Mukden– P ...

, and the

Battle of Mukden The , one of the largest land battles to be fought before World War I and the last and the most decisive major land battle of the Russo-Japanese War, was fought from 20 February to 10 March 1905 between Japan and Russia near Mukden ...

. At the end of the war, he was promoted to general, and served as Governor-General of

Kwantung Leased Territory The Kwantung Leased Territory ( ja, 關東州, ''Kantō-shū''; ) was a leased territory of the Empire of Japan in the Liaodong Peninsula from 1905 to 1945. Japan first acquired Kwantung from the Qing Empire in perpetuity in 1895 in the Tr ...

from October 1905 to April 1912. During this time, he laid the foundations of what would be called the

Kwantung Army ''Kantō-gun'' , image = Kwantung Army Headquarters.JPG , image_size = 300px , caption = Kwantung Army headquarters in Hsinking, Manchukuo , dates = April ...

. In 1907, Ōshima was elevated in status to

viscount A viscount ( , for male) or viscountess (, for female) is a title used in certain European countries for a noble of varying status. In many countries a viscount, and its historical equivalents, was a non-hereditary, administrative or judicia ...

(''shishaku''). He served on the

Imperial Japanese Army General Staff The , also called the Army General Staff, was one of the two principal agencies charged with overseeing the Imperial Japanese Army. Role The was created in April 1872, along with the Navy Ministry, to replace the Ministry of Military Affairs ...

from September 1911, and was awarded the

Order of the Paulownia Flowers The is an order presented by the Japanese government. Established in 1888 during the Meiji Restoration as the highest award in the Order of the Rising Sun; however, since 2003 it has been an Order in its own right. The only grade of the order i ...

in June 1912. He retired from service in August 1915, and died in 1926.

Decorations

* 1878 –

Order of the Rising Sun The is a Japanese order, established in 1875 by Emperor Meiji. The Order was the first national decoration awarded by the Japanese government, created on 10 April 1875 by decree of the Council of State. The badge features rays of sunlight f ...

, 4th class * 1885 – JPN Kyokujitsu-sho 3Class BAR

, 3rd class * 1895 - JPN Zuiho-sho (WW2) 2Class BAR

Order of the Sacred Treasure, 2nd class * 1895 – JPN Kyokujitsu-sho 2Class BAR

, 2nd class 『官報』第3644号「叙任及辞令」August 21, 1895 * 1901 – JPN Kinshi-kunsho 3Class BAR

Order of the Golden Kite The was an order of the Empire of Japan, established on 12 February 1890 by Emperor Meiji "in commemoration of Jimmu Tennō, the Romulus of Japan". It was officially abolished 1947 by the Supreme Commander for the Allied Powers (SCAP) during the ...

, 3rd class * 1903 – JPN Zuiho-sho (WW2) 1Class BAR

Grand Cordon of the Order of the Sacred Treasure 『官報』第5960号「叙任及辞令」May 5, 1903 * 1906 – JPN Kyokujitsu-sho 1Class BAR

Grand Cordon of the Order of the Rising Sun『官報』号外「叙任及辞令」December 30, 1906 * 1906 – JPN Kinshi-kunsho 2Class BAR

Order of the Golden Kite, 2nd class * 1912 – JPN Toka-sho BAR

Order of the Rising Sun: Grand Cordon of the Paulownia Flowers

References

* * * * * *

Footnotes

{{DEFAULTSORT:Oshima, Yoshimasa Japanese generals Japanese colonial governors and administrators 1850 births 1926 deaths Kazoku Samurai Mōri retainers Japanese military personnel of the Russo-Japanese War People of the Boshin War People of the First Sino-Japanese War People of the Kwantung Leased Territory Military personnel from Yamaguchi Prefecture People from Chōshū domain People of Meiji-period Japan Grand Cordons of the Order of the Rising Sun Recipients of the Order of the Golden Kite, 2nd class Recipients of the Order of the Sacred Treasure, 1st class Recipients of the Order of the Rising Sun with Paulownia Flowers Recipients of the Order of the Plum Blossom