Magic Keys

From BoardGameGeek:

Let's go to the Forest of Keys to recover the king's memory! Please find the beautiful memories of the king have sealed in the treasure chest. The forest of Keys where true and fake keys are hidden! Now the adventures will start! Magic Keys is simple and beautiful push-your-luck game to collect gems. Player rolls the dice to move forward on the road. When the player stops at a space with a key, they could try to open the treasure chest. If the key was a true key, the chest will open! They get some gems as reward according to the color of the key. If you want more gems when open the chest, you should reach a farther space on the road! But be careful! If your all dice goes sleep, your turn will immediately end! The game ends when a player collects required number of gems. -description from the publisher