[AG124]

If an expansion pack were released for SHIV, I would hope for it to contain the following list of ships. Note - since we are presumably talking about a full expansion pack and not just a free update, I would expect more than I usually suggest.

IJN:

Carriers:
- Akagi*
- Kaga
- Soryu
- Zuiho class*
- Junyo class*
- Shinano*
- Unryu class

Battleships:
- Nagato class*

Heavy Cruisers:
- Tone class*
- Myoko class*

Light Cruisers:
- Yubari*
- Oyodo
- Tenryu class

Escorts:
- Kaibokan Type C*
- Kaibokan Type D
- Matsu class frigate*
- Tachibana class frigate

Merchants:
- Whale Factory Ship (based on Tonan Maru 2)*
- Juyusen class coastal tanker*
- Seisen class water tanker
- Sea Truck*
- 2nd type of Sea Truck

USN:

Carriers:
- Yorktown class*
- Essex class*
- Independence class*
- Lexington class
- Ticonderoga class

Battleships:
- Tennessee class (modernised version)*
- Pennsylvania (modernised version)
- South Dakota class*
- Colorado class (modernised version based on Colorado and Maryland, not West Virgina)

Heavy Cruisers:
- New Orleans class*
- Portland class

Light Cruisers:
- Atlanta class*

Destroyers:
- Mahan class*
- Benson class
- Either Sumner or Gearing class

Merchants:
- Adapt Patapsco class tanker from SHIII*
- One medium sized freighter (generic)

UK:
- Adapt SHIII Illustrious class CV*
- E class DD

Netherlands:
- De Ruyter class light cruiser
- One class of DD - either Van Ghent or Van Galen*

All Nations Except Japan:
- The generic medium freighter suggested for the US

* Most important ships in the list.