Complete the first song
Unlock the Boss
Unlock the Dream Ending
Unlock the True Ending
Watched all memories
Get Game Lost on any song
Get Full Combo on any song
Get All Perfect on any song
Score over 950000 on Master level
Read the development diary
Perfectly hit a note
Disable the background video made with lots of effort
You know that nothing can change your decision
Get Full Combo on the minigame