Appendix E: Shimbu Group Order of Battle
HEADQUARTERS AND SERVICE TROOPS
Headquarters, 8th Division
8th Engineer Regiment (less 1st Company), 8th Division
8th Transport Regiment (less 3rd Company), 8th Division
Signal Unit (less elements), 8th Division
Ordnance Service Unit, 8th Division
Chemical Unit, 8th Division
Veterinary Unit, 8th Division
Water Supply and Purification Unit, 8th Division
SHIMBU GROUP ARTILLERY
22nd Medium Artillery Regiment (less 1st Battalion)
20th Independent Heavy Artillery Battalion (less 1st and 4th Batteries)
SHIMBU GROUP RESERVE FORCE
Kobayashi Unit
Headquarters, 31st Infantry, 8th Division
1st Battalion, 31st Infantry, 8th Division
2nd Battalion (less 6th Company and less two platoons, Machine Gun Company), 31st Infantry, 8th Division
Elements, Regimental Gun Company, 31st Infantry, 8th Division
Elements, Antitank Company, 31st Infantry, 8th Division
Elements, Labor Unit, 31st Infantry, 8th Division
Elements, Signal Unit, 31st Infantry, 8th Division
11th Company, 3rd Battalion, 31st Infantry, 8th Division
23rd Independent Antitank Battalion
13th Independent Machine Gun Battalion (less 1st Company)
12th Provisional Machine Gun Company
3rd Company, 114th Surface Raiding Base Battalion, 2nd Surface Raiding Base Force
Takahashi Platoon
Takanami Unit
Headquarters, 26th Independent Infantry
2nd Battalion, 26th Independent Infantry
Elements, Antitank Company, 26th Independent Infantry
Elements, Regimental Gun Company, 26th Independent Infantry
Elements, Signal Unit, 26th Independent Infantry
Kuwazawa Unit
Headquarters, 3rd Battalion, 17th Infantry, 8th Division
3rd Battalion (less 10th Company), 17th Infantry, 8th Division
2nd Company, 1st Battalion, 17th Infantry, 8th Division
Elements, Regimental Gun Company, 17th Infantry, 8th Division
Elements, Labor Unit, 17th Infantry, 8th Division
Elements, Signal Unit, 17th Infantry, 8th Division
1st Company, 21st Medium Mortar Battalion
Railway Provisional Infantry Battalion (8th Railway Regiment)
Nagamatsu Provisional Infantry Battalion
1st Signal Unit, Southern Area Army
4th Signal Unit, Southern Area Army
Elements, 2nd Signal Unit, Southern Area Army
8th Reconnaissance Regiment, 8th Division
EAST OF MANILA NAVAL FORCE (FURUSE UNIT)
Elements, 31st Naval Special Base Force
Elements, 3rd Naval Battalion, Manila Naval Defense Force
Elements, 4th Naval Battalion, Manila Naval Defense Force
Elements, 1st Independent Naval Battalion, Manila Naval Defense Force
Fujiyoshi Unit (Antiaircraft Artillery)
KAWASHIMA FORCE
Headquarters and Service Troops
Headquarters, 82nd Infantry Brigade, 105th Division
Signal Unit, 82nd Infantry Brigade, 105th Division
Labor Unit, 82nd Infantry Brigade, 105th Division
10th Company, Engineer Unit, 105th Division
1st Platoon, 7th Company, Engineer Unit, 105th Division
Elements, Field Hospital, 105th Division
Elements, 2nd Field Hospital, 8th Division
Elements, 4th Field Hospital, 8th Division
Elements, 137th Line of Communications Hospital
Elements, 141st Line of Communications Hospital
Elements, Transport Unit, 105th Division
Elements, Water Supply and Purification Unit, 30th Division
Antiaircraft Unit (Ueda Detachment)
1st Company, 78th Field Antiaircraft Battalion
51st Machine Cannon Company
52nd Machine Cannon Company
Kawashima Force Artillery (Setoguchi Detachment.)
Headquarters, 8th Field Artillery Regiment, 8th Division
2nd Battalion, 8th Field Artillery Regiment, 8th Division (less 8th Battery)
3rd Battalion, 8th Field Artillery Regiment, 8th Division (less 9th Battery)
4th Provisional Artillery Battery
11th Battery, 4th Battalion, 8th Field Artillery Regiment, 8th Division
12th Battery, 4th Battalion, 8th Field Artillery Regiment, 8th Division
1st Assault Regiment (Hanabusa Detachment)
Headquarters and Regimental Troops
Headquarters, 9th Air Intelligence Regiment
Maeda Unit
Nishimura Company
Harai Company
Yagi Company
Regimental Antitank Unit
1st Provisional Antitank Platoon
2nd Provisional Antitank Platoon
Hattori Antitank Unit
Regimental Machine Gun Unit
1st Company, 25th Independent Machine Gun Battalion
Araki Independent Machine Gun Unit
1st Battalion
Headquarters, 10th Air Intelligence Regiment
10th Air Intelligence Regiment (less elements)
1st Company, 13th Independent Machine Gun Battalion
118th Surface Raiding Base Battalion, 2nd Surface Raiding Base Force
2nd Battalion
9th Air Intelligence Regiment (less Headquarters)
3rd Battalion
9th Provisional Infantry Battalion (convalescents from Manila hospitals)
2nd Assault Regiment (Tomono Detachment)
Headquarters, 12th Air Intelligence Regiment
23rd Independent Antitank Battalion
1st Battalion
1st Company, 1st Battalion, 17th Infantry Regiment, 8th Division
4th Company, 12th Air Signal Regiment
3rd Company, 359th Independent Infantry Battalion, 82nd Infantry Brigade, 105th Division
Elements, Southern Area Army Motor Transport Depot
4th Provisional Machine Gun Company
11th Provisional Machine Gun Company
Adachi Heavy Machine Gun Unit
Shigeo Machine Gun Unit
Sato Antitank Platoon
Kanda Antitank Platoon
2nd Battalion
2nd Company, 12th Air Signal Regiment
1st Company, 4th Special Air Signal Unit
10th Provisional Machine Gun Company
3rd Battalion
4th Company, 10th Air Intelligence Regiment
Guard Company, 10th Air Intelligence Regiment
Machine Gun Company, 1st Battalion, 153rd Infantry, 49th Division
Muroya Provisional Infantry Battalion
Headquarters, 2nd Air Signal Regiment
Elements, 12th Air Signal Regiment
Elements, 5th Air-Ground Signal Unit
Elements, 61st Air-Ground Signal Unit
124th Independent Radio Platoon
128th Independent Radio Platoon
129th Independent Radio Platoon
Replacements and casuals, 132nd Infantry Regiment, 57th Division
Replacements and casuals, 154th Infantry Regiment, 54th Division
Kasama Battalion
358th Independent Infantry Battalion, 82nd Infantry Brigade, 105th Division
4th Company (less 1st Platoon), 355th Independent Infantry Battalion,
78th Infantry Brigade, 102nd Division
1st Platoon, 3rd Company, 359th Independent Infantry Battalion, 82nd
Infantry Brigade, 105th Division
Elements, 2nd Survey Regiment
Elements, 5th Air-Ground Signal Unit
Elements, 61st Air-Ground Signal Unit
2nd Company, 25th Independent Machine Gun Battalion
2nd Platoon, Antitank Unit, 82nd Infantry Brigade, 105th Division
KOBAYASHI FORCE
Headquarters and Service Troops
Headquarters, 1st Field Replacement Depot (Headquarters, Manila Defense Force)
Elements, 63rd Line of Communications Hospital
Veterinary Section, 85th Line of Communications Sector Headquarters
7th Company (less 1st Platoon), Engineer Unit, 105th Division
1st Provisional Engineer Company
2nd Provisional Engineer Company
1st Provisional Truck Company
Kobayashi Force Artillery
3rd Battalion, 53rd Field Artillery Regiment
Kobayashi Force Reserve
“X” Provisional Infantry Battalion
1st Company, 359th Independent Infantry Battalion, 82nd Infantry Brigade, 105th Division
2nd Company, 359th Independent Infantry Battalion, 82nd Infantry Brigade, 105th Division
2nd Company, 355th Independent Infantry Battalion, 78th Infantry Brigade, 102nd Division
3rd Company, 178th Independent Infantry Battalion, 79th Infantry Brigade, 103rd Division
1st Platoon, 4th Company, 355th Independent Infantry Battalion,
78th Infantry Brigade, 102nd Division
5th Provisional Infantry Company
Elements, Signal Unit, 102nd Division
Elements, Signal Unit, 77th Infantry Brigade, 102nd Division
Elements, Artillery Unit, 102nd Division
Yamauye Provisional Infantry Battalion
Kawabe Provisional Infantry Battalion
Right Sector Unit (Hayashi Detachment)
4th Provisional Infantry Battalion
7th Provisional Infantry Battalion
1st Platoon, 2nd Provisional Machine Cannon Company
6th Provisional Antitank Company
Sector Machine Gun Unit
5th Provisional Machine Gun Company
10th Provisional Machine Gun Company
12th Provisional Machine Gun Company
Sector Artillery
2nd Battery, 1st Battalion, 8th Field Artillery Regiment, 8th Division
5th Provisional Artillery Battery
7th Provisional Artillery Battery
Central Sector Unit (Degura Detachment)
10th Provisional Infantry Battalion
Ebisu Provisional Infantry Battalion (prisoner of war and internment camp guards from Manila area camps)
4th Medium Mortar Battalion
Left Sector Unit (Nambu Detachment)
8th Provisional Infantry Battalion
Imanari Provisional Infantry Battalion
11th Company, 3rd Battalion, 17th Infantry Regiment, 8th Division
Elements, 14th Area Army Field Ordnance Depot
11th Air Sector Command Provisional Infantry Battalion
Headquarters, 11th Air Sector Command
77th Field Antiaircraft Battalion
78th Field Antiaircraft Battalion (less 1st Company)
11th Airdrome Battalion
134th Airdrome Battalion
148th Airdrome Battalion
149th Airdrome Battalion
180th Airdrome Battalion
111th Land Duty Company
8th Machine Cannon Company
5th Provisional Antitank Company
7th Provisional Machine Gun Company
Sector Artillery
6th Provisional Artillery Battery
3rd Rocket Gun Battalion
Ishimaru Unit
106th Surface Raiding Base Battalion, 3rd Surface Raiding Base Force
NOGUCHI FORCE
Headquarters and Service Troops
Headquarters, 81st Infantry Brigade, 105th Division
Elements, 63rd Line of Communications Hospital
Elements, Field Hospital, 105th Division
Elements, Veterinary Unit, 105th Division
Elements, Water Supply and Purification Unit, 105th Division
Elements, Transportation Unit, 105th Division
22nd Special Motor Transport Company
Signal Unit, 81st Infantry Brigade, 105th Division
Labor Unit, 81st Infantry Brigade, 105th Division
Elements, Signal Unit, 105th Division
2nd, 8th, and 9th Companies, Engineer Unit, 105th Division
Noguchi Force Artillery
3rd Battalion (less 9th Company), 53rd Field Artillery Regiment
1st Battalion, 22nd Medium Artillery Regiment
1st Company, Artillery Unit, 105th Division
3rd Company, Artillery Unit, 105th Division
4th Company, 20th Independent Heavy Artillery Battalion
3rd Company, 21st Medium Mortar Battalion
2nd Company, 21st Medium Mortar Battalion
Okita Detachment
186th Independent Infantry Battalion, 82nd Infantry Brigade, 105th Division
108th Surface Raiding Base Battalion, 2nd Surface Raiding Base Force
1st Company, 107th Surface Raiding Base Battalion, 1st Surface Raiding Base Force
1st Provisional Infantry Battalion (replacements from Southern Area Army Replacement Depot, Manila)
Suzuki Provisional Infantry Battalion
22nd Airdrome Construction Unit
136th Airdrome Construction Unit
137th Airdrome Construction Unit
Ogasawara Unit
1st Company, 109th Surface Raiding Base Battalion, 1st Surface Raiding Base Force
2nd Company, 107th Surface Raiding Base Battalion, 1st Surface Raiding Base Force
2nd Company, 110th Surface Raiding Base Battalion, 1st Surface Raiding Base Force
Lusena Military Police Squad
1st Platoon, 3rd Provisional Artillery Battery
Elements, 21st Shipping Engineer Regiment
Kuromiya Detachment
181st Independent Infantry Battalion, 81st Infantry Brigade, 105th Division
Iwashita Provisional Infantry Battalion
Fukuzawa Provisional Infantry Battalion, 8th Division
Detachment Artillery
21st Medium Mortar Battalion (less 1st, 2nd, and 3rd Companies)
1st Company, 4th Medium Mortar Battalion
6th Company, Engineer Unit, 105th Division
1st Platoon, 1st Provisional Engineer Company
Kimura Detachment
182nd Independent Infantry Battalion (less 3rd Company), 81st Infantry Brigade, 105th Division
2nd Company, 113th Surface Raiding Base Battalion, 2nd Surface Raiding Base Force
Sugiyama Detachment
185th Independent Infantry Battalion, 81st Infantry Brigade, 105th Division
Fujita Provisional Infantry Battalion
1st Company (less one platoon), 183rd Independent Infantry Battalion, 81st Infantry Brigade, 105th Division
2nd Company (less one platoon), 183rd Independent Infantry Battalion, 81st Infantry Brigade, 105th Division
3rd Company, 183rd Independent Infantry Battalion, 81st Infantry Brigade, 105th Division
Kumazawa Provisional Infantry Battalion (24th Shipping Engineer Regiment, less 1st Battalion)
Noguchi Force Reserve
107th Surface Raiding Base Battalion (less 1st and 2nd Companies), 1st Surface Raiding Base Force
109th Surface Raiding Base Battalion (less 1st Company), 1st Surface Raiding Base Force
113th Surface Raiding Base Battalion (less 2nd Company), 2nd Surface Raiding Base Force
KOGURE DETACHMENT
Headquarters, 1st Surface Raiding Base Force
1st Surface Raiding Base Force Units
7th Surface Raiding Battalion (less one company)
9th Surface Raiding Battalion
10th Surface Raiding Battalion
110th Surface Raiding Base Battalion
107th Surface Raiding Base Battalion
Elements, 109th Surface Raiding Base Battalion
Other Units
Elements, 108th Surface Raiding Base Battalion, 2nd Surface Raiding Base Force
2nd Company, 10th Air Intelligence Regiment
5th Company, 10th Air Intelligence Regiment
1st Battalion, 24th Shipping Engineer Regiment