Completed the training flight.

Shot down your first enemy aircraft.

Completed the first mission.

Completed five missions.

Completed ten missions.

Completed the entire campaign.

Completed the campaign on HARD.

Sank the Yamato.

Sank an aircraft carrier.

Sank a submarine.

Shot down an enemy ace.

Let an ace escape — it returns stronger.

Shot down five enemy aces.

Shot down 100 aircraft in total.

Reached 50,000 points in a single run.

Survived the Hell Run.