Order of battle for Guangdong Operation

Below is the order of battle for the Canton Operation, October to December 1938 during the Second Sino-Japanese War.

Imperial Japanese Army
21st Army - Lt. Gen. Motoo Furusho [8]
 * 5th Division - Lt. Gen. Rikichi Ando [8]
 * 9th Infantry Brigade
 * 11th Infantry Regiment
 * 41st Infantry Regiment
 * 21st Infantry Brigade
 * 21st Infantry Regiment
 * 42nd Infantry Regiment
 * 5th Field Artillery Regiment
 * 5th Cavalry Regiment
 * 5th Engineer Regiment
 * 5th Transport Regiment
 * 18th Division - Lt. Gen. Seiichi Kunou [8]
 * 23rd Infantry Brigade
 * 55th Infantry Regiment
 * 56th Infantry Regiment
 * 35th Infantry Brigade
 * 114th Infantry Regiment
 * 124th Infantry Regiment
 * 22nd Cavalry Battalion
 * 18th Mountain Artillery Regiment
 * 12th Military Engineer Regiment
 * 12th Transport Regiment
 * 104th Division - Lt. Gen. Toshio Miyake [8]
 * 107th Infantry Brigade
 * 108th Infantry Regiment
 * 170th Infantry Regiment
 * 132nd Infantry Brigade
 * 137th Infantry Regiment
 * 161st Infantry Regiment
 * 104th Field Artillery Regiment
 * 104th Cavalry Regiment
 * 104th Engineer Regiment
 * 104th Transport Regiment

Forces directly under 21st Army:
 * 3rd Independent Machinegun Battalion (独立機関銃第三大隊)
 * 6th Independent Machinegun Battalion (独立機関銃第六大隊)
 * 21st Independent Machinegun Battalion (独立機関銃第二十一大隊)
 * 11th Independent Light Armored Car Company (独立軽装甲車第十一中隊)
 * 51st Independent Light Armored Car Company (独立軽装甲車第五十一中隊)
 * 52nd Independent Light Armored Car Company (独立軽装甲車第五十二中隊)
 * 111th Mountain Artillery Regiment (山砲兵第百十一聯隊)
 * 10th Independent Mountain Artillery Regiment (独立山砲兵第十聯隊)
 * 1st Heavy Field Artillery Brigade (野戦重砲兵第一旅団)
 * 2nd Mortar Battalion (迫撃第二大隊)
 * 21st Mortar Battalion (迫撃第二十一大隊)
 * 11th Independent Heavy Siege Artillery Battalion (独立攻城重砲兵第十一大隊)
 * 1st Independent Heavy Mortar Battalion (独立臼砲第一大隊)
 * 2nd Independent Heavy Mortar Battalion (独立臼砲第二大隊)
 * 3rd Division's 6th and 7th Field Anti-Aircraft Batteries (第三師団第六、第七野戦高射砲隊)
 * 3rd Division's 8th and 9th Field Anti-Aircraft Batteries (第三師団第八、第九野戦高射砲隊)
 * 1st Division's 6th and 8th Field Anti-Aircraft Batteries (第一師団第六、第八野戦高射砲隊)
 * 5th Division's 2nd Field Anti-Aircraft Battery (第五師団第二野戦高射砲隊)
 * 20th Division's 2nd Field Anti-Aircraft Battery (第二十師団第二野戦高射砲隊)
 * 1st Independent Balloon Company (独立気球第一中隊)
 * 15th Independent Engineer Regiment (独立工兵十五聯隊)
 * 8th Signal Communication Unit (第八通信隊)
 * 6th Field Meteorological Unit (第六野戦気象隊)
 * 3rd Field Survey Unit (第三野戦測量隊)

4th Flight Group - Major Gen. Tomo Fujita [8][2] (Formed on September 19, 1938, under the 21st Army)
 * 64th Hiko Sentai - Major Tamiya Teranishi,[2][3] (Base: Ertaokou 8/38 – 11/38)
 * 1st Chutai - Captain Mitsugu Sawada
 * Nakajima Ki-27 fighter aircraft
 * 2nd Chutai - Captain Tsuguroku Nakao
 * Kawasaki Ki-10 fighter aircraft
 * Nakajima Ki-27 fighter aircraft
 * 27th Hiko Sentai - ? [2][3]
 * 1st Chutai - ?
 * Light bomber - ?
 * 31st Hiko Sentai - ? (Base: Canton 11/38 – ) [2][3]
 * Light bomber unit.
 * 1st Aviation Corps (reconnaissance aircraft)[2]
 * 94th Flight Group [2]
 * 97th Flight Group [2]
 * 3rd Flying Field Squadron [2]
 * 1st Field Operation Flying Field team.[2]

Notes:
 * 21st Army formed on September 19, 1938, and attacks Guangzhou October 12, 1938. [2]

Tactical Organization of the 21st Army
21st Army
 * Oikawa Detachment (及川支隊)
 * 9th Infantry Brigade (Detached from 5th Division)
 * 11th Infantry Regiment
 * 5th Engineer Regiment (Detached from 5th Division)
 * 1st Company
 * Forces under Oikawa Detachment:
 * 52nd Independent Light Armoured Car Company
 * 10th Independent Mountain Artillery Regiment (1 Battalion)
 * 1st Battalion
 * 15th Independent Engineer Regiment
 * 18th Division
 * 23rd Infantry Brigade
 * 55th Infantry Regiment
 * 56th Infantry Regiment
 * 35th Infantry Brigade
 * 114th Infantry Regiment
 * 124th Infantry Regiment (Detached except for 3rd Battalion)
 * 3rd Battalion
 * 22nd Cavalry Battalion
 * 18th Mountain Artillery Regiment
 * 12th Military Engineer Regiment
 * 12th Transport Regiment
 * Forces under 18th Division:
 * 3rd Independent Machinegun Battalion
 * 21st Independent Machinegun Battalion
 * 11th Independent Light Armoured Car Company
 * 51st Independent Light Armoured Car Company
 * 111th Mountain Artillery Regiment
 * 2nd Mortar Battalion
 * 2nd Independent Heavy Mortar Battalion
 * 104th Division
 * 107th Infantry Brigade (108th Infantry Regiment remained in Manchuria)
 * 170th Infantry Regiment
 * 132nd Infantry Brigade (161st Infantry Regiment remained in Manchuria)
 * 137th Infantry Regiment
 * 104th Field Artillery Regiment (2 Battalions remained in Manchuria)
 * 104th Cavalry Regiment (1 Battalion remained in Manchuria)
 * 104th Engineer Regiment
 * 104th Transport Regiment
 * Forces under 104th Division:
 * 124th Infantry Regiment (Detached from 18th Division, 2 Battalions)
 * 1st Battalion
 * 2nd Battalion
 * 6th Independent Machinegun Battalion
 * 5th Field Artillery Regiment (1 Battalion)
 * 2nd Battalion
 * 10th Independent Mountain Artillery Regiment (2 Battalions)
 * 2nd Battalion
 * 3rd Battalion
 * 21st Mortar Battalion (1 Company)
 * 1st Company
 * 11th Independent Heavy Siege Artillery Battalion
 * 5th Division
 * 9th Infantry Brigade
 * 41st Infantry Regiment
 * 21st Infantry Brigade
 * 21st Infantry Regiment
 * 42nd Infantry Regiment
 * 5th Field Artillery Regiment (2 Battalions)
 * 1st Battalion
 * 3rd Battalion
 * 5th Cavalry Regiment
 * 5th Engineer Regiment (Except for 1st Company)
 * 5th Transport Regiment
 * Forces under 5th Division:
 * 21st Mortar Battalion (3 Companies)
 * 2nd Company
 * 3rd Company
 * 4th Company
 * 1st Independent Heavy Mortar Battalion
 * 3rd Division's 8th Field Anti-Aircraft Battery
 * 21st Army Direct Control
 * 1st Heavy Field Artillery Brigade
 * 3rd Division's 6th, 7th and 9th Field Anti-Aircraft Batteries
 * 1st Independent Balloon Company

Imperial Japanese Navy
5th Fleet - Vice Admiral Kōichi Shiozawa (塩澤中将)
 * 9th Cruiser Division - Vice Admiral Kōichi Shiozawa (塩澤中将)
 * Cruiser Myōkō (妙高) (Flagship)
 * Light Cruiser Tama (多摩)
 * 10th Cruiser Division - Rear Admiral Seiichiro Fujimori (藤森少将)
 * Light Cruiser Tenryū (天龍)
 * Light Cruiser Tatsuta (龍田)
 * 8th Cruiser Division - Rear Admiral Jisaburo Ozawa (小澤少将)
 * Light Cruiser Kinu (鬼怒)
 * Light Cruiser Yura (由良)
 * Light Cruiser Naka (那珂)
 * 2nd Torpedo Squadron
 * Light Cruiser Jintsū (神通)
 * 8th Destroyer Division
 * Destroyer Amagiri (天霧)
 * Destroyer Yūgiri (夕霧)
 * Destroyer Asagiri (朝霧)
 * 12th Destroyer Division
 * Destroyer Shirakumo (白雲)
 * Destroyer Murakumo (叢雲)
 * Destroyer Shinonome (東雲)
 * Destroyer Usugumo (薄雲)
 * 5th Torpedo Squadron
 * Light Cruiser Nagara (長良)
 * 16th Destroyer Division
 * Destroyer Fuyō (芙蓉)
 * Destroyer Asagao (朝顔)
 * Destroyer Karukaya (刈萱)
 * 23rd Destroyer Division
 * Destroyer Kikuzuki (菊月)
 * Destroyer Mochizuki (望月)
 * Destroyer Mikazuki (三日月)
 * Destroyer Yūzuki (夕月)
 * First Carrier Division
 * Aircraft Carrier Kaga (加賀)
 * 29th Destroyer Division
 * Destroyer Oite (追風)
 * Destroyer Hayate (疾風)
 * Second Carrier Division
 * Aircraft Carrier Sōryū (蒼龍)
 * Light Aircraft Carrier Ryūjō (龍驤)
 * 30th Destroyer Division
 * Destroyer Mutsuki (睦月)
 * Destroyer Mochizuki (望月)
 * Destroyer Kisaragi (如月)
 * Destroyer Yayoi (弥生)
 * Second Base Force
 * 14th Air Group
 * Takao Air Group
 * Seaplane Tender Chitose (千歳)
 * Seaplane Tender Kamikawa Maru (神川丸)
 * 3rd Destroyer Division
 * Destroyer Shimakaze (島風)
 * Destroyer Shiokaze (汐風)
 * Destroyer Nadakaze (灘風)
 * 1st Gunboat Division
 * Special Gunboat Shuri Maru (首里丸)
 * Special Gunboat Nagatoshiyama Maru (長壽山丸)
 * Special Gunboat Nagashiroyama Maru (長白山丸)
 * 1st Combined Air Group
 * Additional Units:
 * 11th Minesweeper Division
 * Minesweeper No. 16 (掃十六)
 * Minesweeper No. 14 (掃十四)
 * Minesweeper No. 15 (掃十五)
 * Minesweeper No. 13 (掃十三)
 * Minesweeper No. 18 (掃十八)
 * Minesweeper No. 17 (掃十七)

China
Canton Area Defense October 1938 [1]

4th Route Army - Yu Han-mou [1]
 * 62nd Army - Chang Ta
 * 151st Division - Mo His-teh
 * 152nd Division - Chen Chang
 * 63rd Army - Chang Jui-kuei
 * 153rd Division - Chang Jui-kuei
 * 154th Division - Liang Shih-chi
 * 182nd Division - Li Zhen
 * 65th Army - Li Chen-chiu
 * 156th Division - Li Chiangi
 * 157th Division - Huang Tao
 * 158th Division - Tseng Yu-chiang
 * 9th Separate Brigade - Li Chen-liang
 * 20th Separate Brigade - Chen-liang
 * 2nd Separate Regiment - ?
 * Humen Fortress Command - Chen Tse
 * Chen Chongfan’s Artillery Brigade - Chen Chongfan
 * A Tank Battalion from Canton Tank Corps - ?
 * Anti-Aircraft Gun Battalion - ?
 * Tax Police Division - Sun Liren

Navy[1]
 * River Defense Command - ?
 * Haimen Fortress
 * Pearl River flotilla
 * Shao-ho
 * Hai-chou
 * Hai-hu
 * Hai-ou

Airforce[1] Kwang tung Air Defense command - ? (3 x 75mm AA batteries, 20 lesser caliber AA batteries, 4 searchlights )
 * 41st AAA Regt.
 * 1 battery ? mm (Humen Fortress)
 * 45th AAA Regt.
 * 2 76.2mm AA batteries (Canton)
 * 3rd Searchlight detachment
 * 4 searchlights
 * 3rd Searchlight detachment
 * 4 searchlights