Here is the full list of all 39 Dance Dance Girl achievements.
Collect 1000 golden stars.
Collect 120 bombs.
Collect 800 golden stars.
Collect 80 bombs.
Collect 50 bombs.
Finish training of Jessica
Take 200 photograph.
Collect 500 golden stars.
Finish training of Raina
Rain 20 times.
Collect 20 bombs.
Finish training of Wendy
Collect 80 dark stars.
Collect 300 golden stars.
Collect 10 bombs.
Take 100 photograph.
Finish training of Luna
Collect 50 dark stars.
Rain 10 times.
Collect 200 golden stars.
Finish training of Victoria
Take 50 photograph.
Collect 20 dark stars.
Finish training of Sunny
Collect 100 golden stars.
Rain 5 times.
Take 20 photograph.
Finish training of Tiffany
Collect 20 golden stars.
Play with Jessica
Collect 2000 golden stars.
Collect 120 dark stars.
Collect 150 dark stars.
Collect 200 dark stars.
Collect 150 bombs.
Collect 200 bombs.
Collect 300 bombs.
Rain 50 times.
Rain 100 times.