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)
Perform a MAX Hits Combo (solo)
Complete the game with all characters (character mode)
Play with all characters (secrets too) (solo)
Throw 50 "bombs" (character or story mode)
Win 5 straight games in multiplayer mode (locale or online)
Play with a friend (local 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)
Complete a level with full life (solo)
Perform a 15 Hits Combo (solo)