The total times skills were used surpassed 500.

Changed Tactics for the first time.

Used Awakening for the first time.

Cleared a quest for the first time.

The CPU Candidates joined your party.

Acquired the Sacred Treasure known as the Amethyst Glass.

Logged into 4 Goddesses Online.

Any weapon upgraded to the highest level.

80% of all quests completed.

Materials gathered at a hidden harvest point 10 times.

80% of all plug-in chips collected.

Achieve ending A.