Collect all music discs.

Obtain three bridal candidate outfits.

Complete all squat challenges.

Decorate the Leaf House with a floral arrangement.

Bypass the delta-level security lock in Mako Reactor 5.

Rise to the top of the Seventh Heaven darts leaderboard.

Level up an orb of materia.

Complete a quest.

Stagger an enemy.

Exploit an enemy's weakness.

Complete Chapter 18.

Complete Chapter 16.

Complete Chapter 14.