Rice ball slide puzzle

"Rice ball slide puzzle" is a slide puzzle game to use a panel of 4 × 4.
You can move a block using the vacant trout.
You will be the game complete by arranging all of the blocks in the correct position.
With automatic save . You can solve the puzzle from the previous continuation.
With the sound poppy function at the touch of a button.
You can display the number of the block.
Also known as the sliding block puzzles and 15 puzzles.