was a
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 the ...
in the
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 Emperor o ...
in
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 ...
, who is noted for his role in the
Battle of Manila during the final days of
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 ...
.
Biography
Yokoyama was born in
Fukuoka Prefecture
is a Prefectures of Japan, prefecture of Japan located on the island of Kyūshū. Fukuoka Prefecture has a population of 5,109,323 (1 June 2019) and has a geographic area of 4,986 Square kilometre, km2 (1,925 sq mi). Fukuoka Prefecture borders S ...
as the eldest son of a village mayor. He graduated from the 24th 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 1912 and the 37th class of the
Army Staff College
Staff colleges (also command and staff colleges and War colleges) train military officers in the administrative, military staff and policy aspects of their profession. It is usual for such training to occur at several levels in a career. For exa ...
in 1925. His rise through the ranks was steady and rapid, serving in mostly staff and administrative posts within the
Chosen Army
The was an army of the Imperial Japanese Army that formed a garrison force in Korea under Japanese rule. The Korean Army consisted of roughly 350,000 troops in 1914.
History
Japanese forces occupied large portions of the Empire of Korea dur ...
and
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 ...
. aside from a brief combat deployment during the
Japanese intervention in Siberia
The of 1918–1922 was the dispatch of Japanese military forces to the Russian Maritime Provinces as part of a larger effort by western powers and Japan to support White Russian forces against the Bolshevik Red Army during the Russian Civil ...
and an observation tour in
Europe
Europe is a large peninsula conventionally considered a continent in its own right because of its great physical size and the weight of its history and traditions. Europe is also considered a Continent#Subcontinents, subcontinent of Eurasia ...
in 1934. He was as appointed commander of the
Kwantung Army
''Kantō-gun''
, image = Kwantung Army Headquarters.JPG
, image_size = 300px
, caption = Kwantung Army headquarters in Hsinking, Manchukuo
, dates = April ...
's Railway Zone serving in that post until 1937.
With the start of the
Second Sino-Japanese War
The Second Sino-Japanese War (1937–1945) or War of Resistance (Chinese term) was a military conflict that was primarily waged between the Republic of China and the Empire of Japan. The war made up the Chinese theater of the wider Pacific Th ...
, Yokoyama was appointed commander of the IJA 2nd Infantry Regiment from March 1938 to March 1939, whereupon he 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 a ...
. He was assigned command of the 2nd Field Railway, followed by the 1st Field Railway until his promotion 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 the ...
in 1941. In June 1942, Yokoyama was assigned command of the
Manchukuo
Manchukuo, officially the State of Manchuria prior to 1934 and the Empire of (Great) Manchuria after 1934, was a puppet state of the Empire of Japan in Northeast China, Manchuria from 1932 until 1945. It was founded as a republic in 1932 afte ...
-based
IJA 8th Division
The was an infantry division in the Imperial Japanese Army. It was formed 1 October 1898 in Hirosaki, Aomori, as one of the six new reserve divisions created after the First Sino-Japanese War and was annihilated in the Philippines during the P ...
, which was garrisoned in eastern
Heilongjiang
Heilongjiang () formerly romanized as Heilungkiang, is a province in northeast China. The standard one-character abbreviation for the province is (). It was formerly romanized as "Heilungkiang". It is the northernmost and easternmost province ...
guarding the border with the
Soviet Union
The Soviet Union,. officially the Union of Soviet Socialist Republics. (USSR),. was a transcontinental country that spanned much of Eurasia from 1922 to 1991. A flagship communist state, it was nominally a federal union of fifteen national ...
. However, in 1944, as the situation in the
Pacific war
The Pacific War, sometimes called the Asia–Pacific War, was the theater of World War II that was fought in Asia, the Pacific Ocean, the Indian Ocean, and Oceania. It was geographically the largest theater of the war, including the vast ...
continued to deteriorate for the Japanese, portions of the IJA 8th Division were sent to
Truk, where they were largely annihilated by lack of food and American air raids. The remainder of the division was transferred from Manchukuo to the
Philippines
The Philippines (; fil, Pilipinas, links=no), officially the Republic of the Philippines ( fil, Republika ng Pilipinas, links=no),
* bik, Republika kan Filipinas
* ceb, Republika sa Pilipinas
* cbk, República de Filipinas
* hil, Republ ...
under the command of General
Yamashita Tomoyuki
was a Japanese officer and convicted war criminal, who was a general in the Imperial Japanese Army during World War II. Yamashita led Japanese forces during the invasion of Malaya and Battle of Singapore, with his accomplishment of conquering ...
's
14th Area Army, and under the name of “Shimbu Group”, was wholly made responsible for the defense of southern
Luzon
Luzon (; ) is the largest and most populous island in the Philippines. Located in the northern portion of the Philippines archipelago, it is the economic and political center of the nation, being home to the country's capital city, Manila, as ...
. Suffering severe casualties, the remnants of the command was assigned to the
IJA 41st Army in March 1945. Yokoyama was responsible for defending
Manila
Manila ( , ; fil, Maynila, ), officially the City of Manila ( fil, Lungsod ng Maynila, ), is the capital of the Philippines, and its second-most populous city. It is highly urbanized and, as of 2019, was the world's most densely populate ...
against the U.S. Sixth and Eighth Armies from 3 February until his surrender on 4 March 1945, by which time his army had been reduced to just 6500 men.
At the end of the war, Yokoyama was arrested, taken before a
military tribunal
Military justice (also military law) is the legal system (bodies of law and procedure) that governs the conduct of the active-duty personnel of the armed forces of a country. In some nation-states, civil law and military law are distinct bodie ...
in Manila, and charged with
war crimes due to the various atrocities committed by Japanese forces during the
Japanese defense of Manila. He was found guilty and sentenced to death. However, Yokoyama's death sentence was never carried out. In July 1953, Yokoyama's death sentence was commuted by President
Elpidio Quirino
Elpidio Rivera Quirino (born Elpidio Quirino y Rivera; ; November 16, 1890 – February 29, 1956) was a Filipino lawyer and politician who served as the sixth president of the Philippines from 1948 to 1953.
A lawyer by profession, Quirino enter ...
and he was allowed to return to Japan. Yokoyama served another six months at
Sugamo Prison
Sugamo Prison (''Sugamo Kōchi-sho'', Kyūjitai: , Shinjitai: ) was a prison in Tokyo, Japan. It was located in the district of Ikebukuro, which is now part of the Toshima ward of Tokyo, Japan.
History
Sugamo Prison was originally built in 1 ...
before being pardoned entirely in December 1953.
In an interview done after his pardon and before his return to Japan, Yokoyama accepted responsibility for what he had allowed to happen and said, "The memory of the destruction and murder committed in the Philippines will remain with me as a nightmare that I will carry to my grave..." He died in 1961.
References
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*
*
External links
*
Time Magazine article on Yokoyama's pardon
Footnotes
{{DEFAULTSORT:Yokoyama, Shizuo
1890 births
1961 deaths
Imperial Japanese Army generals of World War II
Military personnel from Fukuoka Prefecture
Members of the Kwantung Army
Japanese people convicted of war crimes
Japanese prisoners sentenced to death
Japanese people imprisoned abroad
Recipients of Philippine presidential pardons
Prisoners sentenced to death by the Philippines