Japanese order of battle during the Malayan campaign

The

• Commanding Officer – Lieutenant-General Tomoyuki Yamashita

Imperial Guards Division

• Lt-Gen Takuma Nishimura

The Imperial Guards Division made its first appearance in the

• 3rd Konoye Regt.
• 4th Konoye Regt. – Colonel Kentaro Kunishi
• 5th Konoye Regt. – Colonel Takeo Iwaguro
  • (each regiment was 2,600 strong . Total strength 12,600)

5th Infantry Division

• Lt-Gen Takuro Matsui
• (motor transport)

The 5th Division faced the brunt of British defences throughout the

• 9th Infantry Brigade – Maj. Gen. Saburo Kawamura
  • 11th Regiment – Colonel Tsunahiko Watanabe
  • 41st Regiment – Colonel Kanichi Okabe
• 21st Infantry Brigade – Major-General Eikichi Sugiura
  • 21st Regiment – Colonel Noriyoshi Harada
  • 42nd Regiment – Colonel Tadao Ando
  • (each regiment 2,600 strong. Total strength 15,300.)
• Shimada Tank Company – attached to Ando regiment [1]

18th Infantry Division

• Lt-Gen Renya Mutaguchi
• (horse transport)

This division supplied the troops used in the

• 23rd Infantry Brigade – Maj. Gen. Hiroshi Takumi
  • 55th Regiment – Colonel Hiroshi Koba
  • 56th Regiment – Col. Yoshio Nasu
• 35th Infantry Brigade – Major-General Kiyotake Kawaguchi
  • 114th Regiment – Colonel Hitashi Kohisa
  • 124th Regiment -
• (each regiment was 3,500 strong. Total strength 22,200 .)
• 1st Independent Anti-Tank Battalion.
• Eight independent anti-tank companies.
• 3rd Tank Group, consisting of four tank regiments-
• 1st (Medium), 2nd (Medium) (arrived 29th Jan. ’42) and 6th (Medium) and 14th (Light) Regts.

Auxiliary units

Artillery

• 3rd Independent Mountain Artillery Regiment
• 3rd Heavy Field Artillery Regiment
• 18th Heavy Field Artillery Regiment – Lt.Col. Katsutoshi Takasu
• 21st Heavy Field Artillery Battalion .
• Two trench mortar battalions (3rd and 5th Mortar Battalions) horsed.
• 14th Independent Mortar Battalion.
• 17th Field Air Defence Unit (consisting of four field anti-aircraft battalions) .
• Three independent field anti-aircraft companies .
• 1st Balloon Company.

Engineers

• Three independent engineer regiments:
  • 4th Engineer Regiment
  • 12th Engineer Regiment – Lt.Col. Ichie Fuji
  • 15th Engineer Regiment – Lt.Col. Yosuke Yokoyama
  • 23rd Engineer Regiment
• 5th Independent Heavy Bridging Company (two horsed, one mechanised).
• Three bridging material companies (21st, 22nd and 27th).
• Two river crossing material companies (10th and 15th), one horsed, one mechanised.
• 21st River Crossing Company (horsed).
• 2nd Field Military Police Unit.
• 2nd Railway Unit (consisting of two railway regiments, one railway material depot, two
• Railway station offices and two special railway operating units) .
• 25th Army Signal Unit (consisting of one telegraph regiment (horsed), one independent wire company (mechanised), three independent wireless platoons (two mechanized, one horsed )and five stationary wireless units.)

Line of communication (headquarters and units)

• These included four L. of C. sector units, eight independent motor transport battalions, twelve independent motor transport companies, two horse transport units, ten land service companies, five construction service companies, also survey, water, road, construction, ordnance and medical units.

Armoured Units

3rd Tank Group

• At the beginning of operations the 3rd Tank Group comprised four tank regiments (three medium, one light) and ancillary units . The 2nd (Medium) Tank Regiment was transferred to 26th Army on 29 January 1942. The group then had 79 medium tanks, 100 light tanks, and 238 other vehicles. The medium tanks, weighing 16 tons, each carried one 57-mm gun and Two 7.7-mm machine-guns; the light tanks (8 tons) one 37-mm gun and one 7 .7-mm machine-gun.
• 1st Tank Regiment – Colonel Mukaida
• 2nd Tank Regiment
• 6th Tank Regiment – Colonel Kawamura / Colonel Tadao Komoto
• 14th (Light) Tank Regiment- Colonel Kita

Air Units

Army 3rd Air Corps (飛行集団, Hikō Shudan)

• 3rd Hikodan (飛行団) – based in Kampong Trach

• 59th Hiko Sentai (飛行戦隊) – Ki 27's and 43's moved to Thammarat, Thailand
• 27th Hiko Sentai – Ki 51's
• 75th Hiko Sentai – Ki 48's
• 90th Hiko Sentai – Ki 48's

• 7th Hikodan

• 64th Hiko Sentai – Ki 27's and 43's – based in
  Krakor
  Indo-China
• 12th Hiko Sentai – Ki 21's – based in
  Butterworth
• 60th Hiko Sentai – Ki 21's – based in Krakor – see above
• 98th Hiko Sentai – Ki 21's – based in Krakor – see above

• 12th Hikodan

• 1st Hiko Sentai – Ki 27's – based in Krakor Cambodia and moved to Singora, Thailand

• 11th Hikodan

• 11th Hiko Sentai – Ki 27's – based in Duong Dong, Indo-China and moved to Singora, Thailand

• 15th Dakuritsu Hokotai

• 50th Dokuritsu Dai Shijugo Chutai – Ki 15's
• 51st Dokuritsu Dai Shijugo Chutai – Ki 46's

• 81st Hiko Sentai – Ki 15's and Ki 46's
• 21st Dakuritsu Hokotai

• 82nd Dokuritsu Dai Shijugo Chutai – Ki 30's
• 84th Dokoritsu Dai Shijugo Chutai – Ki 27's

Navy 11th Koku Kantai

Based at Saigon, these units also served in the Philippines Campaign

• 21st Koku Sentai

• 1st Kokutai – G4M's
• Kanoya Kokutai – G4M's – - attacked Z force
• Toko Kokutai – H6K's

• 22nd Koku Sentai

• 22nd (Genzen) Kokutai – G3M's – attacked Z force
• Mihoro Kokutai – G3M's, A6M's and C5M's – - attacked Z force

• 23rd Koku Sentai

• 3rd Kokutai – A6M's and C5M's
• Tainan Kokutai – A6M's and C5M's – attacked the Philippines
• Takao Kokutai – G3M's

Ship board units

• Mizuho seaplanes
• Chitose seaplanes
• Shina Homen Kantai B5N's and seaplanes

See also

• Malaya Command – Order of Battle

References

External links

• Wendel, Marcus. "Axis History Factbook". Japanese Twenty-Fifth Army.
• Niehorster, Leo (2008). "World War 2 Orders of Battle". Retrieved 2009-09-16.
• Rothwell, Steve. "Order of Battle of the Japanese 15th Army, January 1942". British & Commonwealth Orders of Battle Website.