was a general in the
Imperial Japanese Army
The Imperial Japanese Army (IJA; , ''Dai-Nippon Teikoku Rikugun'', "Army of the Greater Japanese Empire") was the principal ground force of the Empire of Japan from 1871 to 1945. It played a central role in Japan’s rapid modernization during th ...
and
Governor of Hong Kong
The governor of Hong Kong was the representative of the United Kingdom, British The Crown, Crown in British Hong Kong, Hong Kong from 1843 to 1997. In this capacity, the governor was president of the Executive Council of Hong Kong, Executiv ...
under Japanese occupation from February 20, 1942, to December 24, 1944.
Biography
Early career
A native of
Hyōgo Prefecture
is a Prefectures of Japan, prefecture of Japan located in the Kansai region of Honshu. Hyōgo Prefecture has a population of 5,469,762 () and a geographic area of . Hyōgo Prefecture borders Kyoto Prefecture to the east, Osaka Prefecture to th ...
, Isogai graduated from the 16th class of the
Imperial Japanese Army Academy
The was the principal officer's training school for the Imperial Japanese Army. The programme consisted of a junior course for graduates of local army cadet schools and for those who had completed four years of middle school, and a senior course f ...
in 1904. Future generals
Seishirō Itagaki
was a Japanese military officer and politician who served as a general in the Imperial Japanese Army during World War II and War Minister from 1938 to 1939.
He was a disciple of Kanji Ishiwara and his ideas were strongly influenced by his apo ...
and
Kenji Doihara were among his classmates. He graduated from the 27th class of the
Army War College (Japan)
The ; Short form: of the Empire of Japan was founded in 1882 in Minato, Tokyo to modernize and Westernize the Imperial Japanese Army. Much of the empire's elite including prime ministers during the period of Japanese militarism were graduates o ...
and was known for his fascination with all things Chinese.
In 1928, Isogai was attached to the
IJA 3rd Division. He was given command of the IJA 7th Infantry Regiment from 1928 to 1930, and became
Chief of Staff
The title chief of staff (or head of staff) identifies the leader of a complex organization such as the armed forces, institution, or body of persons and it also may identify a principal staff officer (PSO), who is the coordinator of the supportin ...
of the
IJA 1st Division in 1930.
From 1931 to 1937, he held a number of staff positions within the
Imperial Japanese Army General Staff; however, with the start of the
Second Sino-Japanese War
The Second Sino-Japanese War was fought between the Republic of China (1912–1949), Republic of China and the Empire of Japan between 1937 and 1945, following a period of war localized to Manchuria that started in 1931. It is considered part ...
in 1937, Isogai volunteered to be a
to China. The position was very short, as he was soon assigned to a combat command as the commander in chief of the
IJA 10th Division in China, participating in the
Tianjin–Pukou Railway Operation and the
Battle of Taierzhuang
The Battle of Taierzhuang ( zh, t=, p=Tái'érzhuāng Huìzhàn) took place during the Second Sino-Japanese War in 1938. It was fought between the armies of the Republic of China and the Empire of Japan in the peak of the Xuzhou Campaign. The ba ...
.
In 1938, Isogai was transferred to
Manchukuo
Manchukuo, officially known as the State of Manchuria prior to 1934 and the Empire of Great Manchuria thereafter, was a puppet state of the Empire of Japan in Northeast China that existed from 1932 until its dissolution in 1945. It was ostens ...
as Chief of Staff of the
Kwantung Army
The Kwantung Army (Japanese language, Japanese: 関東軍, ''Kantō-gun'') was a Armies of the Imperial Japanese Army, general army of the Imperial Japanese Army from 1919 to 1945.
The Kwantung Army was formed in 1906 as a security force for th ...
shortly before the disastrous
Nomonhan Incident. He was recalled to Japan, and forced into retirement in 1939.
Hong Kong

With the start of the
Pacific War
The Pacific War, sometimes called the Asia–Pacific War or the Pacific Theatre, was the Theater (warfare), theatre of World War II fought between the Empire of Japan and the Allies of World War II, Allies in East Asia, East and Southeast As ...
, Isogai was recalled to active duty in 1942. He was appointed Governor-General of Japanese-occupied
Hong Kong
Hong Kong)., Legally Hong Kong, China in international treaties and organizations. is a special administrative region of China. With 7.5 million residents in a territory, Hong Kong is the fourth most densely populated region in the wor ...
on February 20, 1942, at the recommendation of
Prime Minister
A prime minister 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. A prime minister is not the head of state, but r ...
Hideki Tōjō
was a Japanese general and statesman who served as Prime Minister of Japan from 1941 to 1944 during the Second World War. His leadership was marked by widespread state violence and mass killings perpetrated in the name of Japanese nationalis ...
, his former superior officer while serving with the Kwantung Army.
During Isogai's tenure, Hong Kong was subjected to
martial law
Martial law is the replacement of civilian government by military rule and the suspension of civilian legal processes for military powers. Martial law can continue for a specified amount of time, or indefinitely, and standard civil liberties ...
. He based his command post at the
Peninsula Hotel in
Kowloon
Kowloon () is one of the areas of Hong Kong, three areas of Hong Kong, along with Hong Kong Island and the New Territories. It is an urban area comprising the Kowloon Peninsula and New Kowloon. It has a population of 2,019,533 and a populat ...
. Although Isogai arrived after the worst excesses committed by Japanese troops against civilians during the conquest of Hong Kong, and Isogai's troops (for the most part) were more disciplined than most Japanese forces in mainland China,
Hongkonger
Hongkongers (), Hong Kongers, Hong Kong citizens and Hong Kong people are demonyms that refer to a resident of Hong Kong, although they may also refer to others who were born and/or raised in the territory.
The earliest inhabitants of Ho ...
s suffered much deprivation from food shortages. The creation and subsequent inflation of the
Japanese Military Yen, a currency without reserves issued by the Japanese Imperial Army administration, caused severe disruption of the economy, impoverishing many Hong Kong residents. Public transportation and utilities unavoidably failed, due to shortage of fuel and American
air raids killed thousands, leaving more homeless.
While Isogai was much hated by many older generations of Hong Kong people, Isogai is credited with introducing an important element of Hong Kong life during his tenure: Sunday horseracing. Sunday horseracing is now a very important part of Hong Kong culture, in which thousands participate. Also, Isogai was responsible for the addition of Japanese elements of architecture on the facade of the Hong Kong
Government House.
Isogai retired from the post on December 24, 1944, and returned to Japan. At the end of the war, he was arrested by the
SCAP authorities and extradited to
Nanjing
Nanjing or Nanking is the capital of Jiangsu, a province in East China. The city, which is located in the southwestern corner of the province, has 11 districts, an administrative area of , and a population of 9,423,400.
Situated in the Yang ...
,
China
China, officially the People's Republic of China (PRC), is a country in East Asia. With population of China, a population exceeding 1.4 billion, it is the list of countries by population (United Nations), second-most populous country after ...
, where he faced a
military tribunal
Military justice (or military law) is the body of laws and procedures governing members of the armed forces. Many nation-states have separate and distinct bodies of law that govern the conduct of members of their armed forces. Some states us ...
for
war crimes
A war crime is a violation of the laws of war that gives rise to individual criminal responsibility for actions by combatants in action, such as intentionally killing civilians or intentionally killing prisoners of war, torture, taking hos ...
committed during the occupation of Hong Kong. He was sentenced to
life imprisonment
Life imprisonment is any sentence (law), sentence of imprisonment under which the convicted individual is to remain incarcerated for the rest of their natural life (or until pardoned or commuted to a fixed term). Crimes that result in life impr ...
, but released in 1952, and allowed to return to Japan. He died in 1967.
[Ammenthorp, The Generals of World War II]
See also
*
Japanese Occupation of Hong Kong
The Japanese occupation of Hong Kong began when the governor of Hong Kong, Mark Aitchison Young, surrendered the British Crown colony of British Hong Kong, Hong Kong to the Empire of Japan on 25 December 1941. His surrender occurred after Batt ...
Books
*
*
References
External links
*
{{DEFAULTSORT:Isogai, Rensuke
Imperial Japanese Army generals of World War II
1886 births
1967 deaths
Japanese occupation of Hong Kong
Japanese people convicted of war crimes
Japanese prisoners sentenced to life imprisonment
Military personnel from Hyōgo Prefecture
20th-century Hong Kong people
20th-century Japanese politicians
Prisoners sentenced to life imprisonment by China