1930, Yamashita was appointed as the co-captain of the Army's 3rd Infantry Wing, and got the initial nickname "Infantry Gun". Because Wen Feng at the foot of the mountain weighed 90kg at that time, which was the same as the 37 mm caliber 19 1 1 year flat-fire infantry gun.
1932, Yamashita Wen Feng was transferred to the head of the military class of the Military Affairs Bureau of the Army Province. 1August, 934, Yamashita was promoted to Major General. At that time, because the head of the military class was a colonel, and the Major General had no vacancy at that time, he was temporarily assigned to an arsenal as the deputy director.
1936, Wen Feng Yamashita participated in the planning of the "February 26th" incident. Afterwards, the ruling party cleaned up the officers, so in March of the same year. Yamashita Tomomi was transferred to the 40th Brigade of the 20th Division of the Korean Army. After the July 7th Incident, Yamashita was ordered to lead his troops to Beijing to participate in the war and was promoted to lieutenant general. He commanded troops to attack Nanyuan, Xindian in the battlefield and Langfang, killing China soldiers and civilians. 1in July, 938, Yamashita was appointed as the chief of staff of the North China Army of the Japanese invaders. 1939, 14 In June, in order to exclude the British and French forces from China and implement "Sino-Japanese support", Yamashita ordered the blockade of the British and French concession in Tianjin.
1in July, 940, Yamashita Tomomi was transferred back to Tokyo as the director of Japan Aviation. On September 27th, the tripartite alliance was established. From February 65438 to July the following year, he led a Japanese delegation to Europe to inspect the German-Italian military. After returning to China, he was appointed commander of Manchuria National Defence Force, responsible for suppressing the anti-Japanese activities of the northeast people.
194111.5 A command meeting was held in Tokyo, Japan. It was originally scheduled to go to war with the United States, Britain and the Netherlands in early February. 165438+1October 8, Yamashita was ordered to return to Tokyo. The next day, he was appointed commander of the 25th Army, responsible for attacking Malaya and Singapore. The Japanese army's southward attack covers the whole Southeast Asia and the western half of the Pacific Ocean. It is very important to capture the British naval base Singapore, which is known as "Gibraltar in the East".
The 25th Army consists of the backbone of the 5th Division, Guards Division and 18 Division of the Japanese Army, supporting more than 70,000 troops, totaling about 1 10000.