AFTER ACTION REPORTS FOR Feb 23, 42
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Night Time Surface Combat, near Port Moresby at 95,132, Range 12,000 Yards
 
Japanese Ships
      CV Kaga
      CV Hiryu
      CV Soryu
      CV Shokaku
      CV Zuikaku
      CV Akagi
      BB Yamato 2
      BB Musashi 2
      CA Suzuya
      CA Kumano
      DD Isokaze
      DD Shiranui
      DD Urakaze
      DD Tanikaze
      DD Arare
      DD Kasumi
      DD Sazanami
      DD Ushio
 
Allied Ships
      CL Perth
      DD Voyager
 
 
Maximum visibility in Partly Cloudy Conditions and 53% moonlight: 11,000 yards
Range closes to 11,000 yards...
CONTACT: Japanese lookouts spot Allied task force at 11,000 yards
CONTACT: Allied lookouts spot Japanese task force at 11,000 yards
Both TF attempt to withdraw!
Range increases to 12,000 yards...
Range increases to 12,000 yards...
Both Task Forces evade combat
 
 
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Night Air attack on Balikpapan , at 64,97 
 
Weather in hex: Light rain
 
Raid spotted at 15 NM, estimated altitude 10,000 feet.
Estimated time to target is 4 minutes
 
Japanese aircraft
      Ki-43-Ic Oscar x 29
 
Allied aircraft
      B-17E Fortress x 6
 
No Japanese losses
 
No Allied losses
 
Aircraft Attacking:
       6 x B-17E Fortress bombing from 6000 feet
               City Attack:  8 x 500 lb GP Bomb
 
CAP engaged:
11th Sentai with Ki-43-Ic Oscar (6 airborne, 23 on standby, 0 scrambling)
      6 plane(s) intercepting now.
      Group patrol altitude is 8000 
      Time for all group planes to reach interception is 6 minutes
 
 
 
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Night Air attack on Balikpapan , at 64,97 
 
Weather in hex: Light rain
 
Raid spotted at 36 NM, estimated altitude 9,000 feet.
Estimated time to target is 11 minutes
 
Japanese aircraft
      Ki-43-Ic Oscar x 29
 
Allied aircraft
      B-17E Fortress x 6
 
Japanese aircraft losses
      Ki-43-Ic Oscar: 1 destroyed
 
No Allied losses
 
Aircraft Attacking:
       6 x B-17E Fortress bombing from 6000 feet
               City Attack:  8 x 500 lb GP Bomb
 
CAP engaged:
11th Sentai with Ki-43-Ic Oscar (29 airborne, 0 on standby, 0 scrambling)
      29 plane(s) intercepting now.
      Group patrol altitude is 8000 , scrambling fighters between 0 and 8000.
      Raid is overhead
 
 
 
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Night Air attack on Balikpapan , at 64,97 
 
Weather in hex: Light rain
 
Raid spotted at 26 NM, estimated altitude 9,000 feet.
Estimated time to target is 7 minutes
 
Japanese aircraft
      Ki-43-Ic Oscar x 27
 
Allied aircraft
      B-17E Fortress x 6
 
Japanese aircraft losses
      Ki-43-Ic Oscar: 1 destroyed
 
No Allied losses
 
Aircraft Attacking:
       6 x B-17E Fortress bombing from 6000 feet
               City Attack:  8 x 500 lb GP Bomb
 
CAP engaged:
11th Sentai with Ki-43-Ic Oscar (27 airborne, 0 on standby, 0 scrambling)
      27 plane(s) intercepting now.
      Group patrol altitude is 8000 , scrambling fighters between 0 and 8000.
      Raid is overhead
 
 
 
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Amphibious Assault at Bengkalis (48,82)
 
TF 11 troops unloading over beach at Bengkalis, 48,82
 
 
 
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Morning Air attack on Singapore , at 50,84 
 
Weather in hex: Severe storms
 
Raid detected at 38 NM, estimated altitude 17,000 feet.
Estimated time to target is 10 minutes
 
Japanese aircraft
      Ki-21-IIa Sally x 50
 
Japanese aircraft losses
      Ki-21-IIa Sally: 16 damaged
      Ki-21-IIa Sally: 3 destroyed by flak
 
Airbase hits 1
Runway hits 1
 
Aircraft Attacking:
      22 x Ki-21-IIa Sally bombing from 13000 feet
               Airfield Attack:  4 x 250 kg GP Bomb
      25 x Ki-21-IIa Sally bombing from 13000 feet
               Airfield Attack:  4 x 250 kg GP Bomb
 
 
 
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Morning Air attack on Singapore , at 50,84 
 
Weather in hex: Severe storms
 
Raid detected at 40 NM, estimated altitude 15,000 feet.
Estimated time to target is 12 minutes
 
Japanese aircraft
      Ki-48-Ib Lily x 21
 
Japanese aircraft losses
      Ki-48-Ib Lily: 10 damaged
      Ki-48-Ib Lily: 1 destroyed by flak
 
Airbase hits 1
Runway hits 3
 
Aircraft Attacking:
      19 x Ki-48-Ib Lily bombing from 13000 feet
               Airfield Attack:  4 x 100 kg GP Bomb
 
 
 
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ASW attack near Nadi  at 127,161
 
Japanese Ships
      SS I-7
 
Allied Ships
      DD King
      DD Rathburne
 
SS I-7 is located by DD King
DD Rathburne fails to find sub, continues to search...
DD Rathburne fails to find sub, continues to search...
DD Rathburne fails to find sub, continues to search...
DD Rathburne fails to find sub, continues to search...
DD Rathburne fails to find sub, continues to search...
Escort abandons search for sub
 
 
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Pre-Invasion action off Port Moresby (98,130) - Coastal Guns Fire Back!
Defensive Guns engage approaching landing force
 
143 Coastal gun shots fired in defense.
 
Japanese Ships
      CL Tatsuta
      CL Tenryu
      DD Wakatake
      DD Kisaragi
      DD Mutsuki
      DD Oboro
      LSD Suzan Maru
      LSD Fukuyama Maru
 
Japanese ground losses:
      142 casualties reported
         Squads: 0 destroyed, 5 disabled
         Non Combat: 1 destroyed, 12 disabled
         Engineers: 0 destroyed, 0 disabled
 
CL Tatsuta firing at 15th RAAF Base Force
15th RAAF Base Force firing at CL Tatsuta
CL Tenryu firing at 30th Australian Brigade
15th RAAF Base Force firing at DD Wakatake
DD Wakatake firing at 15th RAAF Base Force
DD Kisaragi firing at 15th RAAF Base Force
15th RAAF Base Force firing at DD Kisaragi
15th RAAF Base Force firing at DD Mutsuki
DD Mutsuki firing at 15th RAAF Base Force
DD Oboro firing at 15th RAAF Base Force
15th RAAF Base Force firing at DD Oboro
6" Mk XI/XII Gun Battery engaging LSD Suzan Maru at 10,000 yards
CL Tenryu firing to suppress enemy battery at 10,000 yards
DD Kisaragi fired at enemy troops
DD Mutsuki fired at enemy troops
DD Oboro fired at enemy troops
Defensive Guns fire at approaching troops in landing craft at 5,000 yards
Defensive Guns fire at approaching troops in landing craft at 1,000 yards
 
 
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Amphibious Assault at Port Moresby (98,130)
 
TF 127 troops unloading over beach at Port Moresby, 98,130
 
Japanese ground losses:
      22 casualties reported
         Squads: 1 destroyed, 0 disabled
         Non Combat: 0 destroyed, 0 disabled
         Engineers: 0 destroyed, 0 disabled
 
19 troops of a IJA Infantry Squad lost in surf during unload of 53rd Div /2
 
 
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Pre-Invasion action off Puerto Princesa (73,83)
 
Japanese Ships
      DD Asagiri
      LSD Raizan Maru
      DD Yugiri
 
DD Asagiri firing at 2nd PI Base Force
Defensive Guns fire at approaching troops in landing craft at 4,000 yards
Defensive Guns fire at approaching troops in landing craft at 2,000 yards
 
 
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Amphibious Assault at Puerto Princesa (73,83)
 
TF 196 troops unloading over beach at Puerto Princesa, 73,83
 
 
 
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Ground combat at Wenchow (89,58)
 
Japanese Deliberate attack
 
Attacking force 61024 troops, 498 guns, 153 vehicles, Assault Value = 2018
 
Defending force 30573 troops, 137 guns, 0 vehicles, Assault Value = 764
 
Japanese engineers reduce fortifications to 1
 
Japanese adjusted assault: 1344 
 
Allied adjusted defense: 1696 
 
Japanese assault odds: 1 to 2 (fort level 1) 
 
Combat modifiers
Defender: terrain(+), experience(-)
Attacker: 
 
Japanese ground losses:
      3713 casualties reported
         Squads: 10 destroyed, 376 disabled
         Non Combat: 0 destroyed, 26 disabled
         Engineers: 0 destroyed, 43 disabled
 
Allied ground losses:
      1058 casualties reported
         Squads: 6 destroyed, 94 disabled
         Non Combat: 2 destroyed, 22 disabled
         Engineers: 1 destroyed, 38 disabled
 
Assaulting units:
    36th Division
    55th Infantry Brigade
    22nd Division
    116th Division
    2nd Ind.Mixed Regiment
    32nd Division
    138th Infantry Regiment
 
Defending units:
    100th Chinese Corps
    88th Chinese Corps
    28th Chinese Corps
    16th Construction Regiment
    10th Group Army
    3rd War Area 
    25th Group Army
    14th Chinese Base Force
 
 
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Ground combat at Singapore (50,84)
 
Japanese Deliberate attack
 
Attacking force 60200 troops, 744 guns, 360 vehicles, Assault Value = 1484
 
Defending force 50544 troops, 659 guns, 542 vehicles, Assault Value = 578
 
Japanese adjusted assault: 774 
 
Allied adjusted defense: 2057 
 
Japanese assault odds: 1 to 2 (fort level 3) 
 
Combat modifiers
Defender: terrain(+), forts(+), leaders(+), experience(-)
Attacker: 
 
Japanese ground losses:
      3482 casualties reported
         Squads: 26 destroyed, 317 disabled
         Non Combat: 2 destroyed, 28 disabled
         Engineers: 3 destroyed, 47 disabled
      Vehicles lost 16 (2 destroyed, 14 disabled)
 
Allied ground losses:
      1415 casualties reported
         Squads: 25 destroyed, 79 disabled
         Non Combat: 32 destroyed, 61 disabled
         Engineers: 2 destroyed, 20 disabled
      Guns lost 51 (2 destroyed, 49 disabled)
      Vehicles lost 37 (14 destroyed, 23 disabled)
      Units destroyed 1
 
Assaulting units:
    18th Division
    33rd Division
    5th Division
    144th Infantry Regiment
    14th Tank Regiment
    143rd Infantry Regiment
    38th Division
    15th Ind. Engineer Regiment
    I./124th Infantry Battalion
    3rd Mortar Battalion
    5th Mortar Battalion
    18th Medium Field Artillery Regiment
    3rd Medium Field Artillery Regiment
    56th Field Artillery Regiment
    25th Army
    14th Ind.Art.Mortar Battalion
 
Defending units:
    1st Manchester Battalion
    22nd Australian Brigade
    2nd Malay Battalion
    2nd Loyal Battalion
    3rd Cavalry Regiment
    27th Australian Brigade
    SSVF Brigade
    11th Indian Division
    9th Indian Division
    112th RAF Base Force
    Malayan Air Wing 
    224 Group RAF 
    Singapore Base Force
    Singapore Fortress
    223 Group RAF 
    Malaya Army
    2nd ISF Base Force
    3rd Heavy AA Regiment
    3rd HK&S Light AA Regiment
    109th RAF  Base Force
    22nd Indian Mountain Gun Regiment
    AHQ Far East 
    111th RAF Base Force
    2nd HK&S Heavy AA Regiment
    III Indian Corps
    24th NZ Pioneer Coy 
    1st Indian Heavy AA Regiment
    1st HK&S Heavy AA Regiment
    110th RAF Base Force
    1st Malay Battalion
    109th RN Base Force
 
 
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Ground combat at 56,89 (near Pontianak)
 
Japanese Shock attack
 
Attacking force 1200 troops, 7 guns, 0 vehicles, Assault Value = 43
 
Defending force 630 troops, 4 guns, 0 vehicles, Assault Value = 15
 
Japanese adjusted assault: 30 
 
Allied adjusted defense: 5 
 
Japanese assault odds: 6 to 1 
 
Combat modifiers
Defender: terrain(+), morale(-), experience(-), supply(-)
Attacker: shock(+), leaders(+), fatigue(-)
 
Japanese ground losses:
      73 casualties reported
         Squads: 1 destroyed, 5 disabled
         Non Combat: 0 destroyed, 0 disabled
         Engineers: 0 destroyed, 0 disabled
 
Allied ground losses:
      307 casualties reported
         Squads: 14 destroyed, 0 disabled
         Non Combat: 10 destroyed, 4 disabled
         Engineers: 0 destroyed, 0 disabled
      Units retreated 1
 
Defeated Allied Units Retreating!
 
Assaulting units:
    III./124th Infantry Battalion
 
Defending units:
    West Borneo KNIL Battalion
    Singkawang Base Force
 
 
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Ground combat at Port Moresby (98,130)
 
Allied Bombardment attack
 
Attacking force 4935 troops, 50 guns, 43 vehicles, Assault Value = 278
 
Defending force 12015 troops, 114 guns, 0 vehicles, Assault Value = 454
 
Allied ground losses:
      21 casualties reported
         Squads: 0 destroyed, 2 disabled
         Non Combat: 0 destroyed, 1 disabled
         Engineers: 0 destroyed, 0 disabled
 
Assaulting units:
    Torres Strait Battalion
    30th Australian Brigade
    2/1st Ind Coy 
    Thurday Island Det. Battalion
    Port Moresby Brigade
    Horn Isl  Det. 
    15th RAAF Base Force
 
Defending units:
    53rd Div /4
 
 
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Ground combat at Nanyang (85,45)
 
Allied Deliberate attack
 
Attacking force 17528 troops, 175 guns, 0 vehicles, Assault Value = 598
 
Defending force 1242 troops, 12 guns, 0 vehicles, Assault Value = 48
 
Allied adjusted assault: 419 
 
Japanese adjusted defense: 4 
 
Allied assault odds: 104 to 1 
 
Combat modifiers
Defender: leaders(+), preparation(-), experience(-), supply(-)
Attacker: leaders(+)
 
Japanese ground losses:
      1005 casualties reported
         Squads: 59 destroyed, 5 disabled
         Non Combat: 17 destroyed, 10 disabled
         Engineers: 5 destroyed, 0 disabled
      Guns lost 9 (6 destroyed, 3 disabled)
      Units retreated 1
 
Defeated Japanese Units Retreating!
 
Assaulting units:
    3rd Chinese Cavalry Corps
    1st Chinese Cavalry Corps
    5th Chinese Cavalry Corps
 
Defending units:
    16th RGC Temp. Division
 
 
