ギャラクシーお宝探し (Galaxy Treasure Hunt) is a Nintendo DS game developed and published by Marvelous Entertainment in Japan. The game is a puzzle-solving adventure game in which players explore an alien world to find hidden treasures. Players control a robot character, Galileo, who is equipped with various gadgets and tools to help him traverse the alien world. The game features a variety of puzzles, minigames, and challenges that must be completed in order to progress. Players must also use their wits to solve various logic puzzles and challenges in order to progress through the game. The game also features a variety of items that can be used to customize and upgrade Galileo, as well as a variety of secrets and hidden items to discover. Overall, Galileo Treasure Hunt is a fun and challenging puzzle-solving adventure game that is sure to keep players entertained for hours.