Indochina Expedition order of battle

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The Indochina Expedition order of battle in World War II Southeast Asia, Vichy Indo-China versus Japan, 1940 and the Sino-Japanese Air War, from 1937–1945:

[edit] Japan

5th Division - Lt. Gen. Akihito Nakamura [1]

9th Infantry Brigade
- 11th Infantry Regiment
- 41st Infantry Regiment
21st Infantry Brigade
- 21st Infantry Regiment
- 42nd Infantry Regiment
5th Mountain Artillery Regiment
5th Cavalry Regiment
5th Engineer Regiment
5th Transport Regiment

Indochina Expeditionary Army - Major Gen. Takuma Nishimura [1]

Indochina Expeditionary Infantry Group - Major Gen. Takeshi Sakurada
2nd Imperial Guards Infantry Regiment - Col. Kunio Osonoe
Indochina Expeditionary Tank Unit (14th Tank Regiment)
Indochina Expeditionary AA Gun Unit
Signal Unit and others

IJAAF[4]

1st Hikodan Headquarters
- 59th Sentai, the
- 90th Sentai and some
- ground service units
3rd Hikoshidan Headquarters
- 18th I F Chutai
- 60th Sentai
- ground service units

Navy[3]

5th Fleet - ?

CL Sendai
DD Nenohi
?

IJN airforce: [4]

Carrier Hiryū
- Fighter daitai - Mitsubishi A5M
- Bomber daitai - Aichi D1A2
- Attack daitai - Yokosuka B4Y1
Kamikawa Maru Seaplane tender
- 4 Type 94 Kawanishi E7K2 “Alf” reconnaissance float biplanes
- 8 Type 95 Nakajima E8N2 “Dave” reconnaissance float biplanes

Japanese warships and transports carring Expeditonary Force lying off Haiphong in the Gulf of Tonkin.

[edit] Vichy France[3]

Hanoi - Lt. Gen. Maurice Martin

Haiphong

shore defenses

Lang Son sector

2nd Brigade - General Mennerat
- five battalions of infantry:
  - I/3rd Regiment Tirailleurs Tonkinois (RTT
  - II/5th Regiment Etrangere d'Infanterie (REI)
  - I/9th Regiment d'Infanterie Coloniale (RIC)
  - ?
  - ?
- a group of tanks,
- a group of 75mm artillery
- a battery of 155mm artillery

That Khe - 1 company of II/3rd Regiment Tirailleurs Tonkinois (RTT)

Nam Quam - 2 companies of II/3rd Regiment d'Infanterie Coloniale (RIC)

Chima - 1 Platoon of a company of II/3rd Regiment Tirailleurs Tonkinois (RTT)

Loc Binh - bulk of a company of II/3rd Regiment Tirailleurs Tonkinois (RTT)

Na Dzuong - elements of 9th Regiment d'Infanterie Coloniale (RIC)

All told, about 5000 troops representing elements of 3rd Regiment Tirailleurs Tonkinois, 9th Regiment d'Infanterie Coloniale, and 5th Regiment Etrangere d'Infanterie.

Reserves:

IV/3rd Regiment Tirailleurs Tonkinois (RTT) - to counterattack toward Dong Dang
"fresh battalions" - Lang Giai and Lang Nac barring the route from Lang Son to Hanoi