2012年12月7日金曜日

ウエーク島に艦砲射撃


昭和17年1月2日、正月早々、ウエーク島で連合軍の戦艦からお年玉をいただきました。ウエーク島には二式大艇が16機配備され、距離15ヘクスで北東を中心に哨戒飛行させているのですが、接近を事前に察知することはできませんでした。ウエーク島の二式大艇のsearch arcはご覧の通りです。距離的には15ヘクスでそれほど無理させていないと思うのですが、16機に担当させるにはこの哨戒圏は広すぎるようです。青は午前の哨戒飛行、緑は午後の哨戒飛行ですが、距離的に午前か午後のどちらかしか飛べないわけで、どうしても抜けができてしまいます。もっと哨戒範囲を狭めて、同じ海域を午後と午前の両方とも飛ぶ(serch arcが黒で表示される)ようにさせないといけません。

やってきたのは、戦艦 South Dakota、Washington、重巡Minneapolis、New Orleans、Salt Lake City、Indianapolisとその仲間たち。戦艦ノースカロライナは昨年12月のウエーク島沖海戦に登場しましたが、同級の戦艦ワシントンの登場は初めてです。連合軍艦隊は駆逐艦まで含めた15隻が艦砲射撃を行いました。Coastal Guns Fire Back! と表示されて、98門の沿岸砲が反撃したそうですが、リプレイを見ていると戦艦の手前に弾着して小さな水柱を立てるばかりで、実際に命中したのは1発だけ。沿岸砲の中で一番大きなものでも口径14cmですから、軽巡や輸送船に命中すれば大きな被害を与えることができるのでしょうが、命中したのは戦艦ワシントンですから、効果は推して知るべし。日本側の被害は死傷者724名、Airbase hits 2、Airbase supply hits 1、Runway hits 10、Port hits 4、Port supply hits 1で、今朝になってのこっていた施設のダメージは港施設 3、飛行場サービス施設 4、滑走路 9でした。

ウエーク島の東隣のヘクスにはなにかのお守りにと思ってI-156潜を配置してありましたが、事前に接触することはできず、艦砲射撃を終えて帰る途中の連合軍TFに接触というか発見され、潜航して難を逃れただけに終わってしまいました。ただ、ひとつラッキーだったことがあります。ウエーク島を攻略した歩兵聯隊の撤収や、ウエーク島の防禦施設建設のための工兵部隊、そしてサプライの揚陸を容易にするため、ウエーク島には6th Shipping Engineer Regimentを配備してありました。ようやくこの船舶工兵の仕事も一段落したので、撤収させるためのFast Transport TFをウエーク島に向かわせていました。今日の時点でウエーク島の西3ヘクスまで接近していますから、艦砲射撃があと一日遅ければ、このTFも巻き添えを食って全滅させられていたことでしょう。

今回の艦砲射撃を経験しての感想ですが、CDが配備されている根拠地への艦砲射撃はCD部隊に集中するものなのでしょうか?ウエーク島に配備されていたLCUは前述の船舶工兵とCombined 8th SNLFと4th JNAF Coyの3部隊です。コンバットリポートを見ると、砲撃はCombined 8th SNLFに集中していて、他の部隊は目標となっていないようです。実際、他の2部隊のdeviceをみてもこの砲撃で破壊されたりdisabledになったdeviceはほとんどありません。沿岸砲の役割は、上陸を試みる輸送船を破壊することもさることながら、上陸準備射撃を行う敵艦の的になって他の味方部隊を守ることなのかなと感じたわけです。ただし、守るとはいっても、沿岸砲の部隊のdisruptionが75になったのと同じように、船舶工兵も70、IJNF Coyも74になっていたので、戦力としては全滅にちかい状態でしたから実質的な意味はないのかもしれませんが。とにかく、CDのある根拠地が艦砲射撃されたのは初めての経験なので、本当にそうなのかどうかは、今後、連合軍の侵攻が進むと明らかになってゆくでしょう。

ウエーク島は孤立していて防御しにくい一方、哨戒機を配備するには絶好の位置ですから、連合軍としてもまた盗りに来るでしょう。きっと艦砲射撃もまたあるはず。ということで、機雷を敷設する準備を始めました。機雷の生産数はシナリオで決められていて、飛行機とは違って自由に生産量を増やすことはできず、そういう意味では貴重なアイテムです。私はRPGなんかでも貴重なアイテムは出し惜しみして苦戦してしまったりする方の性格で、機雷もそんな感じになってます。でも盗賊の跳梁を許さないためにも、ウエーク島には敷設する価値ありですね。


AFTER ACTION REPORTS FOR Jan 02, 43
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Sub attack near Torishima  at 113,68

Japanese Ships
      E Sado
      E Matsuwa

Allied Ships
      SS Pike, hits 2

SS Pike launches 4 torpedoes at E Sado
Pike diving deep ....
E Matsuwa attacking submerged sub ....
E Matsuwa fails to find sub, continues to search...
E Matsuwa fails to find sub, continues to search...
E Matsuwa fails to find sub, continues to search...
E Matsuwa fails to find sub, continues to search...
Escort abandons search for sub


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Night Naval bombardment of Wake Island at 136,98 - Coastal Guns Fire Back!

Japanese aircraft
      no flights

Japanese aircraft losses
      H8K1 Emily: 1 damaged

98 Coastal gun shots fired in defense.

Allied Ships
      BB South Dakota
      BB Washington, Shell hits 1
      CA Minneapolis
      CA New Orleans
      CA Salt Lake City
      CA Indianapolis
      CL Helena
      CLAA San Juan
      DD Walke
      DD Frazier
      DD Caldwell
      DD Woodworth
      DD Lansdowne
      DD Buchanan
      DD Meredith

Japanese ground losses:
      724 casualties reported
         Squads: 2 destroyed, 38 disabled
         Non Combat: 2 destroyed, 32 disabled
         Engineers: 0 destroyed, 0 disabled
      Guns lost 55 (2 destroyed, 53 disabled)

Airbase hits 2
Airbase supply hits 1
Runway hits 10
Port hits 4
Port supply hits 1

Combined 8th SNLF  firing at BB South Dakota
BB South Dakota firing at Combined 8th SNLF 
Combined 8th SNLF  firing at BB Washington
BB Washington firing at Combined 8th SNLF 
Combined 8th SNLF  firing at CA Minneapolis
CA Minneapolis firing at Combined 8th SNLF 
CA New Orleans firing at Combined 8th SNLF 
Combined 8th SNLF  firing at CA New Orleans
CA Salt Lake City firing at Combined 8th SNLF 
Combined 8th SNLF  firing at CA Salt Lake City
CA Indianapolis firing at Combined 8th SNLF 
Combined 8th SNLF  firing at CA Indianapolis
CL Helena firing at Wake Island 
CLAA San Juan firing at Combined 8th SNLF 
DD Walke firing at Combined 8th SNLF 
Combined 8th SNLF  firing at DD Walke
DD Frazier firing at Wake Island 
Combined 8th SNLF  firing at DD Caldwell
DD Caldwell firing at Combined 8th SNLF 
DD Woodworth firing at Combined 8th SNLF 
Combined 8th SNLF  firing at DD Woodworth
DD Lansdowne firing at Combined 8th SNLF 
DD Buchanan firing at Wake Island 
DD Meredith firing at Combined 8th SNLF 


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ASW attack near Wake Island  at 137,98

Japanese Ships
      SS I-16

Allied Ships
      BB South Dakota
      BB Washington
      CA Minneapolis
      CA New Orleans
      CA Salt Lake City
      CA Indianapolis
      CL Helena
      CLAA San Juan
      DD Woodworth
      DD Meredith
      DD Walke
      DD Frazier
      DD Caldwell

SS I-16 is sighted by escort
DD Walke fails to find sub and abandons search
DD Frazier fails to find sub and abandons search
DD Caldwell fails to find sub, continues to search...
DD Caldwell fails to find sub, continues to search...
Escort abandons search for sub


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Sub attack near Torishima  at 110,69

Japanese Ships
      xAK Unyo Maru
      xAK Manzyu Maru
      PB Shuko Maru #5

Allied Ships
      SS Peto

SS Peto launches 2 torpedoes at xAK Unyo Maru
Peto diving deep ....
PB Shuko Maru #5 fails to find sub, continues to search...
PB Shuko Maru #5 fails to find sub, continues to search...
PB Shuko Maru #5 fails to find sub, continues to search...
PB Shuko Maru #5 fails to find sub, continues to search...
PB Shuko Maru #5 fails to find sub, continues to search...
Escort abandons search for sub


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Morning Air attack on Nanyang , at 85,45 

Weather in hex: Clear sky

Raid spotted at 26 NM, estimated altitude 7,000 feet.
Estimated time to target is 6 minutes

Japanese aircraft
      Ki-43-IIa Oscar x 3

No Japanese losses

Aircraft Attacking:
       3 x Ki-43-IIa Oscar sweeping at 6000 feet



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Morning Air attack on Paoshan , at 65,45 

Weather in hex: Heavy cloud

Raid spotted at 13 NM, estimated altitude 33,000 feet.
Estimated time to target is 3 minutes

Japanese aircraft
      Ki-44-IIb Tojo x 35

No Japanese losses

Aircraft Attacking:
      35 x Ki-44-IIb Tojo sweeping at 30000 feet * 



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Morning Air attack on Nanyang , at 85,45 

Weather in hex: Clear sky

Raid spotted at 40 NM, estimated altitude 8,000 feet.
Estimated time to target is 10 minutes

Japanese aircraft
      Ki-43-IIa Oscar x 32

No Japanese losses

Aircraft Attacking:
      32 x Ki-43-IIa Oscar sweeping at 6000 feet



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Afternoon Air attack on 3rd Chinese Corps, at 85,45 (Nanyang)

Weather in hex: Overcast

Raid spotted at 14 NM, estimated altitude 8,000 feet.
Estimated time to target is 4 minutes

Japanese aircraft
      Ki-44-IIa Tojo x 19
      Ki-49-IIa Helen x 37

Japanese aircraft losses
      Ki-49-IIa Helen: 7 damaged

Allied ground losses:
      244 casualties reported
         Squads: 0 destroyed, 14 disabled
         Non Combat: 2 destroyed, 8 disabled
         Engineers: 0 destroyed, 0 disabled

Aircraft Attacking:
      16 x Ki-49-IIa Helen bombing from 6000 feet
               Ground Attack:  4 x 250 kg GP Bomb
      21 x Ki-49-IIa Helen bombing from 6000 feet
               Ground Attack:  4 x 250 kg GP Bomb



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Afternoon Air attack on Paoshan , at 65,45 

Weather in hex: Heavy cloud

Raid spotted at 14 NM, estimated altitude 13,000 feet.
Estimated time to target is 4 minutes

Japanese aircraft
      Ki-44-IIa Tojo x 30
      Ki-49-IIa Helen x 20

Japanese aircraft losses
      Ki-49-IIa Helen: 7 damaged

Allied ground losses:
      8 casualties reported
         Squads: 0 destroyed, 0 disabled
         Non Combat: 0 destroyed, 1 disabled
         Engineers: 0 destroyed, 0 disabled

Airbase supply hits 1
Runway hits 4

Aircraft Attacking:
      20 x Ki-49-IIa Helen bombing from 9000 feet
               Airfield Attack:  4 x 250 kg GP Bomb



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Afternoon Air attack on 3rd Motor Brigade, at 72,129 , near Wyndham

Weather in hex: Light rain

Raid spotted at 10 NM, estimated altitude 9,000 feet.
Estimated time to target is 3 minutes

Japanese aircraft
      Ki-49-IIa Helen x 16

Japanese aircraft losses
      Ki-49-IIa Helen: 1 damaged

Allied ground losses:
      34 casualties reported
         Squads: 0 destroyed, 0 disabled
         Non Combat: 0 destroyed, 5 disabled
         Engineers: 0 destroyed, 0 disabled

Aircraft Attacking:
      16 x Ki-49-IIa Helen bombing from 6000 feet * 
               Ground Attack:  2 x 250 kg GP Bomb



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Afternoon Air attack on 90th Chinese Corps, at 85,44 , near Nanyang

Weather in hex: Heavy rain

Raid spotted at 13 NM, estimated altitude 6,000 feet.
Estimated time to target is 3 minutes

Japanese aircraft
      Ki-21-IIa Sally x 16

Japanese aircraft losses
      Ki-21-IIa Sally: 1 damaged

Allied ground losses:
      18 casualties reported
         Squads: 0 destroyed, 1 disabled
         Non Combat: 0 destroyed, 1 disabled
         Engineers: 0 destroyed, 0 disabled

Aircraft Attacking:
      16 x Ki-21-IIa Sally bombing from 6000 feet
               Ground Attack:  4 x 250 kg GP Bomb



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Afternoon Air attack on 90th Chinese Corps, at 85,44 , near Nanyang

Weather in hex: Heavy rain

Raid spotted at 19 NM, estimated altitude 8,000 feet.
Estimated time to target is 5 minutes

Japanese aircraft
      Ki-49-IIa Helen x 16

No Japanese losses

Allied ground losses:
      59 casualties reported
         Squads: 0 destroyed, 4 disabled
         Non Combat: 0 destroyed, 5 disabled
         Engineers: 0 destroyed, 0 disabled

Aircraft Attacking:
      16 x Ki-49-IIa Helen bombing from 6000 feet
               Ground Attack:  4 x 250 kg GP Bomb



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Afternoon Air attack on 3rd Motor Brigade, at 72,129 , near Wyndham

Weather in hex: Light rain

Raid spotted at 11 NM, estimated altitude 12,000 feet.
Estimated time to target is 3 minutes

Japanese aircraft
      A6M3b Zero x 31
      Ki-49-IIa Helen x 12

No Japanese losses

Allied ground losses:
      23 casualties reported
         Squads: 0 destroyed, 2 disabled
         Non Combat: 0 destroyed, 2 disabled
         Engineers: 0 destroyed, 0 disabled

Aircraft Attacking:
      12 x Ki-49-IIa Helen bombing from 6000 feet
               Ground Attack:  4 x 250 kg GP Bomb



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Afternoon Air attack on Paoshan , at 65,45 

Weather in hex: Heavy cloud

Raid spotted at 4 NM, estimated altitude 12,000 feet.
Estimated time to target is 1 minutes

Japanese aircraft
      Ki-49-IIa Helen x 22

Japanese aircraft losses
      Ki-49-IIa Helen: 7 damaged

Allied ground losses:
      8 casualties reported
         Squads: 0 destroyed, 0 disabled
         Non Combat: 0 destroyed, 0 disabled
         Engineers: 0 destroyed, 1 disabled

Airbase hits 3
Airbase supply hits 3
Runway hits 7

Aircraft Attacking:
      22 x Ki-49-IIa Helen bombing from 9000 feet
               Airfield Attack:  4 x 250 kg GP Bomb



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Afternoon Air attack on 36th Chinese Corps, at 85,45 (Nanyang)

Weather in hex: Overcast

Raid spotted at 6 NM, estimated altitude 6,000 feet.
Estimated time to target is 1 minutes

Japanese aircraft
      Ki-21-IIa Sally x 18

Japanese aircraft losses
      Ki-21-IIa Sally: 3 damaged

Allied ground losses:
      147 casualties reported
         Squads: 0 destroyed, 12 disabled
         Non Combat: 0 destroyed, 4 disabled
         Engineers: 0 destroyed, 0 disabled

Aircraft Attacking:
      18 x Ki-21-IIa Sally bombing from 6000 feet
               Ground Attack:  4 x 250 kg GP Bomb



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Afternoon Air attack on 82nd Chinese Corps, at 85,44 , near Nanyang

Weather in hex: Heavy rain

Raid spotted at 11 NM, estimated altitude 11,000 feet.
Estimated time to target is 3 minutes

Japanese aircraft
      Ki-21-IIa Sally x 7

No Japanese losses

Allied ground losses:
      7 casualties reported
         Squads: 0 destroyed, 0 disabled
         Non Combat: 0 destroyed, 1 disabled
         Engineers: 0 destroyed, 0 disabled

Aircraft Attacking:
       7 x Ki-21-IIa Sally bombing from 6000 feet
               Ground Attack:  4 x 250 kg GP Bomb



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ASW attack near Broome  at 62,126

Allied Ships
      SS Salmon

SS Salmon is sighted by escort
Sub escapes detection


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ASW attack near Torishima  at 112,68

Japanese Ships
      E Sado
      E Matsuwa

Allied Ships
      SS Greenling

SS Greenling launches 4 torpedoes at E Sado
Greenling diving deep ....
E Matsuwa fails to find sub, continues to search...
E Matsuwa fails to find sub, continues to search...
E Matsuwa fails to find sub, continues to search...
E Matsuwa fails to find sub, continues to search...
E Matsuwa fails to find sub, continues to search...
Escort abandons search for sub


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Ground combat at Nanyang (85,45)

Japanese Bombardment attack

Attacking force 61953 troops, 605 guns, 246 vehicles, Assault Value = 2183

Defending force 131727 troops, 497 guns, 0 vehicles, Assault Value = 3834

Japanese ground losses:
      11 casualties reported
         Squads: 0 destroyed, 1 disabled
         Non Combat: 0 destroyed, 0 disabled
         Engineers: 0 destroyed, 0 disabled

Allied ground losses:
      87 casualties reported
         Squads: 0 destroyed, 5 disabled
         Non Combat: 0 destroyed, 0 disabled
         Engineers: 0 destroyed, 0 disabled

Assaulting units:
    35th Division
    36th Division
    110th Division
    70th Division
    32nd Division
    12th Army
    20th Ind. Mtn Gun Battalion
    3rd Ind.Hvy.Art. Battalion
    6th Medium Field Artillery Regiment
    Botanko Hvy Gun Regiment
    10th Ind. Mountain Gun Regiment
    2nd Ind.Hvy.Art. Battalion
    11th Field Artillery Regiment

Defending units:
    17th Chinese Corps
    34th Chinese Corps
    47th Chinese Corps
    16th Chinese Corps
    23rd Chinese Corps
    36th Chinese Corps
    19th Chinese Corps
    92nd Chinese Corps
    61st Chinese Corps
    3rd Chinese Corps
    33rd Chinese Corps
    57th Chinese Corps
    41st Chinese Corps
    76th Chinese Corps
    1st Chinese Corps
    4th Chinese Cavalry Corps
    Red Chinese Army
    22nd Group Army
    7th Group Army
    8th Group Army
    34th Group Army
    5th War Area 
    2nd War Area 
    6th Group Army
    4th Group Army
    19th Chinese Base Force



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