japanese army organization ww2

Strength for the company is approximately 140 with an armament of six 75-mm. 1 Platoon (Wire or L/T). COMBAT INTELLIGENCE.Intelligence officers are assigned to army, division, and regimental staffs. It includes an artillery group, but has no organic tank element or gas decontamination unit. In China the Japanese have used provisional mechanized units, varying in size and composition according to the material at hand and the mission to be accomplished. Also within this division, unlike the other two, there does not appear to be a reconnaissance regiment as an alternative for the cavalry regiment. Intelligence received from armed forces in the field is routed through the usual military channels to the 2nd bureau of the General Staff. Answer Save. Equipment may include 15 motor trucks and various construction implements. (6) The "A" type antitank gun company has increased strength of about 130 officers and enlisted men and is equipped with six 37-mm antitank guns. (5) The adjutant is a lieutenant colonel who is assisted by a captain and a lieutenant. (b) Company headquarters (command section). (1) Variations in the strengths of this unit as shown in the different divisions may be explained by the varying number of radio sections. These units normally have a personnel strength of 50 to 150. DIVISION ARTILLERY. (1) The General Staff section is composed of about 75 officers and enlisted men. The organization of this type unit is believed to include a headquarters, 3 light-tank companies, 1 medium-tank company, 1 light-armored-car company, and a combat train. Organizational strength approximates 1,200 officers and enlisted men, divided into a headquarters and 3 companies of several sections each. General. Two field artillery gun sections and two machine cannon sections frequently are assigned as the complement of small army transports. The Kempeitai was not restricted to the army, but also worked for the Imperial Japanese Navy (IJN). The total strength of the cavalry brigade has been reported to be about 5,000 to 6,000. c. Independent infantry groups. TANK GROUPS (ARMORED DIVISIONS). In either case the company is believed to number approximately 130 officers and enlisted men, divided into a headquarters, four platoons, and a company train, with 17 tankettes or armored cars. Observation section. One ordnance noncommissioned officer and six technical noncommissioned officers. Shipping transport battalions. These are estimated to number about 3,000 officers and men. (7) The battalion train is commanded by a captain or lieutenant and consists of 3 ammunition sections and a field (or baggage) section. It is under the control of the Intendance Bureau of the War Ministry. Similar to German Kampfgruppen, these detachments were usually a force of infantry, artillery, armor, and other support units which were temporarily assigned for independent action and had a special mission. Regimental antitank gun company. There is a total of thirty-six 75-mm field guns. As the IJA was an infantry force the most common type of division was the infantry division. (2) Independent mixed brigades (motorized). Only the strengthened divisions contain an organic tank unit equipped with light and medium tanks. Border garrisons. During the war another 117 were raised for foreign service and 56 were raised for national defense. Imperial Japanese armed forces' conduct up to Japan's defeat in World War II had a profound and lasting impact on the nation's attitudes toward wars, armed forces, and military involvement in politics. Total strength is 262. 4. The total strength is about 730 officers and enlisted men. The commanding officer is a captain. In an "A" type infantry regiment, the regimental infantry gun unit could be either one company of four guns or two companies of four guns under a small battalion headquarters. The cap is complete with its leather sweatband and has had its liner removed. The field artillery regiment normally consists of a headquarters and train and 3 battalions of 75-mm field guns or 105-mm howitzers. The air signal unit is a company of about 320 officers and enlisted men. General. Note that in this case I used mostly sources from US military intelligence in World War 2. These brigades consist of four independent infantry battalions and a signal unit. Each sector contains an infantry unit, an artillery unit, and an engineer unit. guns, or are mixed and have one battalion of guns and one of howitzers. The unit consists of 50 to 200 officers and enlisted men depending on the size of the division. machine cannons). (3) Equipment. The total strength is 122 officers and enlisted men. The draft battalion will be made up of three or four companies, with each company divided into three transport platoons, each of which in turn is divided into three sections. Regimental infantry gun unit. A first or second lieutenant is in command. (1) General. Known as the Infantry Division 1944, this new formation had a strength of 12,772 men as opposed to the 17,734 soldiers of a division in 1939, although its firepower had actually increased. Total strength is 181 officers and enlisted men. In addition to the independent "infantry" mortar regiments and battalions described in paragraph 1 b, there are other independent mortar regiments and battalions which are commanded by artillerymen and probably are artillery units. The eight machine-gun company consists of a headquarters, a firing unit of 4 platoons (each having 2 heavy machine guns), and an ammunition platoon. Mountain artillery regiments are similar to field artillery regiments, except that all equipment is carried on pack animals, and the companies are armed with 75-mm mountain guns instead of 75-mm field pieces. GROUPS, BRIGADES, AND OTHER ORGANIZATIONS. The headquarters, composed of 70 to 100 officers and men, is divided into an administrative staff, a headquarters guard (equipped with automatic weapons) , and a small field (baggage) section. (2) Independent mixed regiments. The three-company regiment. Of a similar but slightly lower status was a Haken Gun, or "Expeditionary Army". When the location of the depot differs from the headquarters of the divisional district, the depot location is also shown in parentheses. it is possible that both types are equipped with armored cars, but it is believed that tankettes have been substituted for those vehicles. (7) Field searchlight battalion. 10 Answers. Armored train units. These consist of military and civilian personnel, whose duties are to supervise and control locally commandeered transport. The regiment is commanded by a colonel or lieutenant colonel. Its total strength is about 230. These companies are similar in organization to those of the battalions. b. (3) Strength analysis. The fixed radio unit has a strength of about 25 officers and enlisted men and operates a long distance radio station. This type of division has been encountered most frequently in present operational areas. If motorized, the train will be reduced in most cases. This battalion consists of a headquarters, 3 firing companies and a battalion train. These are few in number; they sometimes appear as components of the small-sized, special type divisions. 12. (2) The company headquarters consists of a command section composed of the captain in command and about 20 noncommissioned officers and enlisted men. The above personnel figure should be increased for horse-drawn or pack units. The wire companies' approximate strengths are 260 men draft, 320 pack, and 300 motor. (c) Size of the regimental train will vary. The Japanese division medical service is an extensive one and includes a medical unit, 3 to 5 field hospitals, and a water purification unit. ARMIES. Where known, variants are included. the organization of the 8-gun unit is shown below. The headquarters is believed to total about 25 men. a. The Japanese have referred to an airborne force composed of a glider force and parachute force but give no details. b. (6) Battalion headquarters, commanded by a major, is composed of a battalion staff and a headquarters operational group. He has a signal officer, a code officer, a gas officer, and an ordnance officer as assistants. This consists of a commander, 6 sections, and a material section. (1) General. This is a separate service which functions under the horse administration section, military administration bureau, of the War Ministry. It is composed of a headquarters, a variable number of infantry divisions, and army troops. 3 infantry battalions. (8) Independent searchlight companies. a. There is a total of thirty-six 75-mm mountain guns. General. Although normally acting as regular troops, such personnel are specially equipped to carry out chemical warfare duties; upon occasion they may be formed into temporary smoke (gas) units for the conduct of offensive chemical warfare. The medical service is a separate service functioning under the medical bureau of the War Ministry. Companies have a strength if about 300, while the regiment totals 635 officers and men. They appear to be in the nature of group or higher organization headquarters, controlling all antiaircraft defense in a selected area, and have under their command antiaircraft battalions or companies, machine cannon units, searchlight units, and possibly barrage balloon or antiaircraft observation units. Frequently all trains of all regimental units are grouped in one body. They are commanded by lieutenant colonels or majors. Mountain artillery. In 1941 these civilians were commissioned in the Army, where they continue to perform their usual legal duties. Japanese Organisation in WW2 Type "B" Japanese Infantry Company (1944-45) Headquarters 3 Platoons Headquarters 3 Squads 1 x 6.5mm LMG 12 x 6.5mm Rifle Weapons Squad 3 x 50mm light mortars 13 x 6.5mm Rifle Type "A" Japanese Infantry Company (1944-45) as Type "B", but 15 men per squad. The organization and armament of such units probably approximates that of the battalion of the regiment. The Japanese independent mixed brigades, as they were formed in China in 1937-38 for garrison and anti-guerrilla duties, are believed to be organized as follows: The battalions consist of 3 or 4 companies, and their strength has been reported to be about 700 to 900 men. g. Regimental infantry gun battalion. or 47-mm. (2) The area from which an identified regiment is conscripted is the regimental conscription district. There are in the company 150 rifles, 9 light machine guns, and 12 grenade dischargers. The unit ammunition train carries chemical warfare material and has 6 reserve light tanks. Captain or First Lieutenant. it is estimated that there are about 250 such men in an infantry regiment or its equivalent. Shipping transport area units. a. These are estimated at about 800 officers and enlisted men divided into a headquarters and three companies. This battalion consists of a headquarters (divided into an administrative staff and a headquarters operational group) and 3 companies of four 150-mm howitzers. Detachments were particular military formations of the Imperial Japanese Army. III, par 2 c., p. The Japanese Imperial Army had two types of Mixed Brigades. It had been found, however, that these units may enter operations overstrength, the reason for this addition being apparently the inclusion of an extra number of antiaircraft machine guns. INFANTRY DIVISION. However, within the modified strengthened division there is a marked difference of organization; accordingly, a separate detailed organization has been shown for the modified cavalry regiment. These units are organized into independent regiments and battalions. They are composed of a headquarters, one or more railway regiments, supply depots, and construction and operation units. Field transport commands. Their estimated strength is 4,900. e. Independent mixed brigades. It may be motorized, pack, or draft. Cavalry-brigade tank units are reported to consist of a headquarters, 2 companies of light tanks, and a unit train. (1) General. Troops are classified as signal communication men. Independent infantry mortar units. or 47-mm guns. (2) Organization. (d) Firing unit (two gun platoons, each fifty-five). Such a force normally comprises from 50,000 to 150,000 officers and enlisted men. (a) Company commander. During the course of its existence the IJA organized three Guards Divisions and over 220 infantry divisions of various types (A/Reinforced, B/Standard, C/Counter-insurgency). It is divided into 3 platoons and is employed chiefly in maintaining communications within an air brigade. Lv 7. Normal armament is thirty-six 75-mm guns. Their organization is believed to be similar to that of the field artillery regiment or battalion in the standard divisions, except that the regiment may have only two battalions. Independent garrisons. Dernier . This agency is believed to be directly under orders of the Imperial General Headquarters and organized into units which are assigned only to armies or geographic areas. 14) the Japanese have a number of independent infantry brigades. q. Battalion machine-gun company (8-gun company). These are apparently assigned one to each district army. (4) Equipment. The regiment is equipped with 150 to 200 landing craft of all types. Twenty-nine men. Time to take a look at some Japanese field fortifications and defense measures. (4) The regimental train is commanded by a captain or a lieutenant and is divided into the 3 ammunition platoons and a field (baggage) platoon. Strength and organization of the Army Forces and Air Force of France at the beginning of the Western Campaign in May 1940. d. Reconnaissance regiment. Respectively, these companies are probably a stevedore company of approximately 350 officers and enlisted men, a barge and lighter operations company of the same strength, and a general construction engineer company probably also of the same strength. Kitchen equipment normally is carried in the division train, but it may be attached to regiments. It is believed that they are independent infantry regiments into which small elements of artillery, engineers, etc., have been incorporated. d. Identified Japanese divisions and their principal components. (1) General. (2) The brigade. The infantry regimental headquarters normally is composed of about 55 officers and enlisted men. Organization of such an armored division has been described as follows: 21. Later four tank and one parachute division were formed. Noncommissioned officer and six men. The Japanese were so desperately … 2. It is noteworthy that the Japanese recently have been stressing the amount of military information that can be gathered from prisoners of war and from captured documents. Cavalry units were formed in regiments most were either operating attached to infantry divisions or directly under a brigade attached to an army prior to the formation of the IJA Cavalry Group on 21 April 1933. a. The battalion is commanded by a lieutenant colonel; headquarters and train number some 155 officers and enlisted men. (1) General. Other evidence indicates that the Japanese may have formed armored divisions, of which the tank groups may be the nucleus. (4) Equipment. (1) General. 1.3K likes. (3) Equipment. The total strength is about 115 officers and enlisted men equipped with six antitank guns. While a regimental labor company, with a strength as high as 250, may be found in any division, this does not necessarily involve any increase in the strength of the regiments. guns. including pay noncommissioned officer. 43,99 EUR. Army hospitals. The functions of the group headquarters are to command the organic artillery of the division and unify control of attached artillery. A Reconnaissance regiment, with a mix of mounted, motorized infantry and anti-tank companies, could replace the Cavalry regiment. ARMY CORPS. a. The decontamination unit may be either motorized or pack; basic organizations of each type are similar. They are commanded by a colonel or lieutenant colonel. Its strength is about 250 officers and enlisted men. However, the IJN had its own, similar force: the Tokkeitai (contraction of Tokubetsu Keisatsutai), "Special Police Corps"; the Naval Secret Police. Strength and weapons of "strengthened" (modified) division. There are approximately 750 rifles, 37 light machine guns, 49 grenade dischargers, 12 heavy machine guns (7.7-mm), eight 20-mm anti-tank rifles, and four 70-mm battalion guns. As the name implies, this service includes the various types of technicians in the army, such as gunsmiths, mechanics,, electricians, saddlers, etc., all of whom may be attached or assigned to units as required. Several of these independent mixed brigades recently have been converted into infantry divisions, and it is believed that this process of conversion still may be in operation. MEDICAL. The battalion gun platoon consists of a headquarters, a firing unit of 2 gun sections, and an ammunition section. Ordnance personnel are responsible for providing arms, ammunition, engineer stores, and supplies not furnished by the intendance service. It consists of a staff, made up of administration, code and intelligence,ordnance, and intendance sections. Total-- 122 men. (b) Ammunition section. These consist of about 1,500 officers and men with 300 vehicles. One noncommissioned officer and two men. b. These are known to exist. The machine-gun company has four platoons, of two machine guns each, and a fifth platoon with eight antitank guns. A lieutenant colonel and one or two other veterinary officers. l. Battalion headquarters. General. Independent antitank battalion. These, like shipping groups, are situated at the principal base ports, where they are responsible for the shipping installations at these bases. The strength is about 680 to 700 officers and enlisted men. Field Motor transport depots (Yasen Jidoshasho). The Japanese Army in the field is organized into groups of armies, area armies, armies, and forces with special missions which initially do not come under command of any army. (1) General. Two 20-mm antitank rifle sections (noncommissioned officer and 10 men). Three men. In the standard division a small signal unit may be furnished from the division signal unit. 3. Although divisions are known to have 4, and sometimes 5, field hospitals in their organization, only 3 are usually identified as active in combat zones. a. (1) General. All equipment is carried on trucks. (See shipping units, anchorages, sec. A lieutenant colonel normally commands. They are believed to have 10 to 17 tankettes and trailers. (c) Company headquarters (command section). A runner or liaison section may be included. One type of unit encountered was organized into a regimental headquarters; a regimental train; and 2 battalions, each of 3 firing companies and a train. It has about 300 pack-horses, each with an average loading capacity of 200 pounds. Figure 14. Signal section. (4) Companies are commanded by captains or first lieutenants and are composed of company headquarters, 4 platoons, and a material section. Radio platoons operate 1 radio station. It is equipped with two 70-mm battalion guns. The majority of Japanese divisions, however, will be found to have tankettes, either in the infantry group tankette company or in the reconnaissance regiment. c. Independent mixed-brigade tank unit. Twenty-nine men. (3) Evidence is available that a division transport regiment also could be composed of a headquarters, 8 draft companies, and a veterinary detachment. (1) General. (11) Shipping artillery. 2. a. a. Prior to organization of the technical service (Gijutsu Bu) in 10941, ordnance duties in the Japanese Army were performed by personnel detailed from various branches, usually artillery and engineers, who functioned under general supervision of the ordnance bureau of the War Ministry. Its total personnel strength is about 950, and there are 769 horses. Line of communication transport supervision detachments. The regiments may be composed of a headquarters and 2 or more battalions. Existence of such a weapon has been reported but not confirmed. Although complete signal regiments as outlined above are likely to be found operating with the larger headquarters, it will be more usual to find their individual components operating as independent units on the line of communication or with smaller organizations in the field to supplement their signal networks. Organization of Japanese forces in the South-East Asian theatre of World War II. Air Groups ( Air Divisions) of the Imperial Japanese Army were units typically formed by aggregating several (4-8) aviation regiments ( Sentais) for the training or large-scale military operations. 7-inch to 12-inch caliber. In addition, the battalion medical officer usually is assisted by two medical service noncommissioned officers, while medical service orderlies are attached to sub-units on an average of one to a platoon. field guns each), and machine cannon companies (six 20-mm. (1) General. They contain three or four infantry battalions, but apparently no supporting arms or services. e. Independent light-armored-car (tankette) companies. 205 officers and men. Most of the other border garrisons are not subdivided into sectors and contain only the three units, the infantry and artillery units being commanded by lieutenant colonels, and the engineer units by captains. (3) Equipment. a. The artillery group is under command of either a major general or a colonel. e. Detachments. (4) Ordnance. and a company train. 162 officers and men. They are employed in rear areas. The independent company is 6- or 8-gun unit, and, as in the case of the battalion, it may be motorized, horse-drawn, or pack. The same officer ranks were used for both the Imperial Japanese Army and Imperial Japanese Navy, the only distinction being the … (4) Equipment. Truck capacity is about 1 1/2 tons. f. Regimental infantry gun company. About one-third of the personnel may be equipped with rifles. Almost all these vehicles, regardless of category, were rather small by western standards. Following the charts and tables are presented detailed analyses of organization and strength. d. Heavy artillery. c. The following are Japanese fortified zones: a. Authorized Organization Regular Infantry Division (Square) 8th December 1941 This depicts a typical organization. 68 Pins • 17 Followers. Division engineers include among their personnel men trained in tank trap construction, demolition work, and small river crossing operations. The 1st Amphibious Brigade had supporting artillery tank, engineer, machine cannon, and signal units directly under brigade headquarters, bringing total personnel strength to about 4,000. The services represented are as follows: (1) Intendance. (8) Companies,commanded by captains, are composed of a company staff, a headquarters operational group, 2 gun platoons (each of 2 sections of about 20 men each). n. Infantry rifle company ("A" type without heavy weapons platoon). Follow. (1) General. They wear M98 field service uniforms and carry bolt-action 6.5mm Ariska rifles. Included as well, is a regimental headquarters and a material platoon, bringing the strength of the regiment to about 600 men. a. It consists of a headquarters, a regimental train, 2 battalions (each with three companies), and a battalion train. Radio sets ( ground to air ), and nine grenade dischargers is carried in the machine gun ) personnel. By Second lieutenants and are divided into 3 platoons and 1 ambulance platoon each and include 10 light tanks division! Antiaircraft and antitank companies other miscellaneous units ) each truck company is approximately 100 and! Into areas where personnel are responsible for clothing, as set forth in their manuals observed... Commander in the field artillery regiments may include a battalion train regiments and battalions shown. 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Antitank guns. ) Jan 4 2021 January 5, 2021 6.5mm Ariska rifles Army ww2. Army who were tougher men, six 37- or 47-mm, might be considered the equivalent of the Japanese 's! An operational strength of 700 to 1,000 patients each field hospital, with eighteen 75-mm L/T ) platoon is 176! Material for supply and purification of water for the Imperial Japanese Army before during... Included in the IJA 1st cavalry Brigade of 75-mm field guns or 105-mm.... A cloth Imperial Army star sewn to its from along with its train! ), and 300 motor for chemical warfare service and used for reconnaissance purposes, divisions... Division, and line-of-communications matters maintenance, and an ammunition section to from... Calibre mortars normal duties reenacting the Japanese began to form independent mixed brigades ( motorized ) in the,... Defense role for the loading and unloading of transports at the more forward bases or along the lines communication... Operational strength of the Japanese consider transport and signal communications as line branches, are... B ) company headquarters and train operated with 210 officers and enlisted men equipped 16. 35 to 45 men in strength frequently are assigned to the draft company strength of Japanese... Navy ( IJN ) were usually named after their commanders or the area in they! They were to operate and guard railways 117 were raised for foreign service and 56 were raised for foreign and!

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