| Achievement | How to unlock
|
|---|
- Battleship Shutout ( 30 points )
| - Win 3 straight rounds without loss as the Japanese, in a battleship Duel on Map 13.
|
- Northern Waves ( 30 points )
| - Win a large map sized Island Capture mission on Map 14.
|
- Siege of Midway ( 20 points )
| - Win a Siege mission on Map 11.
|
- The Protector ( 20 points )
| - Protect both carriers as the Japanese in Escort mode on Map 12.
|
- The Survivalist ( 50 points )
| - Win a Competitive match without losing your submarine on Map 12.
|
