Sink 20 enemy ships with your destroyer by using torpedoes.
Sink an enemy ship with your cruiser in 15 seconds.
Destroy an enemy ship which is over 2800 meters away using a battleship.
Send 50 planes into the air with the support manager.
Sink an enemy battleship with your submarine.
Destroy 5 enemy planes in less than 30 seconds without losing your fighter plane.
Achieve 3 torpedo hits with the same torpedo bomber.
Cause 20 magazine explosions with dive bombers.
Damage at least two targets in one bombing run.
Use the support manager to successfully send up a plane or request a ship.
Use the naval supply manager to activate a naval supply.
Crash a kamikaze plane into an enemy ship while flying at least 600km/h.
Strafe all parked planes in Pearl Harbor.
Sink all US Carriers in the Invasion of Midway.
Sink the US Battleship before the reinforcements arrive in Solomons' Skirmish.
Win a night battle.
Sink the abandoned Hornet in the Battle of Santa Cruz.
Destroy 20 enemy planes in the Battle of the Philippine Sea.
None of the kamikaze planes should hit any of your ships during Divine Winds of Leyte.
Continue playing to unlock this secret achievement.
Destroy every hostile unit in Battle of Santa Cruz on Veteran difficulty.
Participate in 25 online sessions as the US.
Participate in 100 online sessions as the US.
Participate in 25 online sessions as the Japanese.
Participate in 100 online sessions as the Japanese.
Host and play through 50 online sessions.
Win 50 online sessions.
Win an online Island Capture session using the map screen only to attack units or emplacements.
Win an online Island Capture session without switching to the map screen.
Complete the Japanese Campaign on Veteran difficulty.
Complete the US Campaign on Veteran difficulty.
Destroy an enemy submarine with a submarine by using torpedoes.
Complete the Japanese Campaign on Any difficulty.
Complete the US Campaign on Any difficulty.
Win every Island Capture map at least once.
Win every Competitive, Duel, Escort and Siege map at least once.
Reach the rank of Lieutenant.
Reach the rank of Fleet Admiral.
Capture a base by using landing ships.
Capture a base by using paratroopers.
Sink a hostile carrier with your battleship.
Survive being fatally damaged by retaining minimal health.
Sink a stronger enemy ship than your ship.
Sink an enemy ship while your ship is under 3% health.
Get your first gold medal.
Played Battlestations Midway.
Protect both carriers as the Japanese in Escort mode on Map 12.
Win a large map sized Island Capture mission on Map 14.
Win 3 straight rounds without loss as the Japanese, in a battleship Duel on Map 13.
Win a Siege mission on Map 11.
Win a Competitive match without losing your submarine on Map 12.