Here is the full list of all 15 TWINKLE STAR SPRITES achievements.
Perform 30 "Boss Attack" (solo, charged attack only)
Reach a score of 1 000 000 (solo)
Play with all characters (secrets too) (solo)
Play with a friend (local or online)
Perform a MAX Hits Combo (solo)
Throw 50 "bombs" (character or story mode)
Win 5 straight games in multiplayer mode (locale or online)
Defeat Memory (Story mode)
Complete the Story mode (any difficulty)
Complete the game using less than 10 credits (solo)
Defeat Mevious (Story mode)
Launch 100 charged attacks (solo)
Perform a 15 Hits Combo (solo)
Complete a level with full life (solo)
Complete the game with all characters (character mode)