Bust-A-Move 4 is a charming puzzle game for the Sony PlayStation 1 that falls under the match-three genre. Developed by Taito, players must shoot colored bubbles from a launcher at the bottom of the screen, trying to connect three or more of the same color to pop them. The aim is to clear the screen before the descending ceiling of bubbles reaches the bottom. The game features multiple playable characters, various game modes, including Puzzle Mode, Versus Mode, and Edit Mode where players can create custom levels. Its distinctive cute graphics and addictive gameplay make it a delightful challenge for puzzle enthusiasts.