Here is the full list of all 11 Anime Girl Slide Puzzle achievements.
Complete all the 3x3 puzzles.
Complete all the 4x4 puzzles.
Complete all the 5x5 puzzles.
Complete all the 6x6 puzzles.
Complete all the 7x7 puzzles.
Complete a 3x3 level under 20 seconds.
Complete a 4x4 level under 1 minute.
Complete a 5x5 level under 2 minute 40 seconds.
Complete a 6x6 level under 3 minutes 20 seconds.
Complete a 7x7 level under 5 minutes 20 seconds.
Comeplete all achivements.