Click or tap the mouse to pull the wall and play! (The red block on the upper left is the initial position. It cannot be moved.) Make a map and press "Start" to start! Operate with the arrow keys or tap Added save and load function! If you go to the lower right of the map with the setting of "with a goal", the goal and letters will appear When the movement is jerky, increasing the fineness makes it lighter (decreasing the delicacy). It will be interesting to rewrite the last two letters of the save code to "rainbow color"!