On this app, you can put a window on the wall, and break it. * After a while it starts, you can put a window with tap gesture. * When you tap the window, it will break. * When you tap the broken window, it will be removed. * If you lower your line of sight, the menu will come up. * All windows will be deleted by pressing the reset button. You can also use voice command. "Create", "New", "Put" : Create window "Destroy", "Break" : Destroy window "Remove", "Clear" : Remove window "Reset", "All clear" : Remove all window "English", "Japanese", "Language" : Change language "Help" : Show help "Exit", "Quit" : Quit this app