Lieutenant General Ochiai Dingwu, a general of the Japanese invasion of China, was active in the Chinese battlefield as the head of the Henan secret service, the commander of the 217th Infantry Wing of the 34th Division, and the head of the Hankou secret service, and committed many war crimes, and his highest military rank was the commander of the 225th Division.
Ochiai Daigo (1893-1953) was a native of Miyazaki Prefecture, Japan, and graduated from the 26th Infantry Section of the Army Non-commissioned Officer School on May 28, 1914.
1. Isamu Kinoshita, Akira Kagesa, and Chi Taka.
2. Masashi Hanaya, Takemitsu Yamagu, Kiyozaburo Okazaki, Toku Okamoto.
Three, Ouchizi, Miyazaki Shizaburo, Amamiya Tatsu, Nakanaga Taro, Wakamatsu only.
1. Hirano Yi.
1. Shikuro Ochiai, Shinshina Nishina, Takayoshi Tanaka, Shiro Makino, Kan Yazaki.
10. Minister of Materials, Lin Yixiu and others were promoted to second lieutenants of infantry on December 25 of that year.
On December 14, 1922, Ochiai Dinggo was admitted to the 37th class of the Army University, where he was joined by Tajima Hikotaro, Yoshinaka Kazutaro, and Ryo Sakuma.
3. Masasumi Inada, Kenri Sato, Yaezo Akashiba, Keiji Izusharu, Isamu Kinoshita, Tatsumi Amamiya, Toshiro Nami, Tokutaro Sakurai, Yuichiro Nagano, Shizuo Yokoyama, Yasunao Yoshioka, and Sakae Tatsumi.
1. Kataoka Dong, Shiozawa Kiyonobu and others graduated on November 27, 1925, with 72 graduates.
The early resume of Ochiai Dingwu is unknown, but one thing is certain, he once served in the second department of the army staff headquarters (intelligence department), was promoted to infantry chief on March 1, 1938, and was transferred to the North China Front Army, serving as the head of the Henan secret service.
On March 25, 1939, Ochiai Dingwu was transferred back to Japan and served as the commander of the 217th Infantry Wing of the 34th Division, which was under the jurisdiction of the 1st Infantry Brigade, the 2nd Infantry Brigade and the 3rd Infantry Brigade, and the 34th Division was formed in Osaka, Japan on February 7, with the division commander being Lieutenant General Seki Kameji, the infantry commander being Major General Takayuki Uchida, and the chief of staff being Katsuji Satake.
On April 3, 1939, the 34th Division boarded the ship from Osaka and departed from the port, and after arriving at the mouth of the Yangtze River in China, it began to follow the Yangtze River waterway and go up the river to Hankou, and was incorporated into the combat sequence of the 11th Army of Okamura Ninji, serving as a garrison and combat mission in the Wuhan area, while the 5th Wing of the Ochiai Ding was deployed in the Hubei Hekou garrison, and participated in the operation near Youxian Mountain in early May of that year.
On October 31, 1939, the 34th Division and the 39th Division of Keisaku Murakami assembled in Hankou, and on November 17 of the same year, the 34th Division began to move to the Nanchang area of Jiangxi Province to garrison, responsible for the security and maintenance of law and order in the Nanchang area, and participated in the winter operation of that year, during which the confrontation with the 19th Army of the Chinese Ninth Theater, Nanchang fell on March 27 of that year, because Nanchang was the location of Chiang Kai-shek's camp, so the Japanese occupation forces also focused on operating here, The Ochiheding Fifth Wing often participated in sweeping operations and recklessly endangered the local population.
On March 1, 1941, Ochiai Dingwu was transferred to the North China Front Headquarters, and on June 7 of the same year, he was transferred to the Headquarters of the 11th Army of the Japanese Army, and succeeded Ochiai Shikuro as the head of the Hankou secret service, during which he was promoted to major general on August 25, 1941, and his term of office lasted for three years.
Hankou was once an important military base of the Japanese Navy and Army, and the base of the 1st Combined Air Force of the Navy was located in Hankou to cooperate with the Japanese Eleventh Army to attack Chongqing in the southwestern rear, and at the same time carried out a long-term bombardment of Chongqing, aiming to completely destroy Chongqing, the center of the anti-Japanese war led by the people, in order to achieve the goal of fully occupying China.
On July 14, 1944, Ochiai Dingwu was transferred to the commander of the 101st garrison, and the establishment of this number, the location of the garrison and the subordination are unknown, and there is also information that he served as the commander of the 1st Independent Garrison at the same time, but none of the above has been confirmed by relevant information.
On April 30, 1945, Ochiai Daigo was promoted to lieutenant general and transferred back to Japan, and on May 5, he was appointed as an army infantry school, at that time there were several newly promoted army lieutenant generals attached to the school, such as Yasumi Nishizaburo, Nagano Kameiichiro, Tada Ho, Nakanishi Sadaki, Ishino Yoshio and others, most of whom were selected to serve as division commanders of the newly established division.
On June 1, 1945, Ochiai Dinggo was selected as the commander of the 225th Division, which was formed in Osaka Prefecture on May 23 with the 343rd Infantry Wing, the 344th Infantry Wing, and the 345th Infantry Wing.
After Japan's defeat and surrender, Ochiai Dingwu led the officers and soldiers of the 225th Division to surrender to the U.S. Army in Tatsuno Town, Iho County, Hyogo Prefecture, Japan, due to the lag of the U.S. military takeover, Ochiai Dingwu was not retired from active service until December 1, and then the experience is unknown, and he died on October 20, 1953, and was awarded a fourth-class Golden Bird Medal.