A write-once optical recording medium, a method for allocating a defect management area of the write-once optical recording medium, and a method for allocating a spare area of the write-once optical recording medium are provided. The game apparatus of the invention can be operated in a number of modes for one, two or multiple players. The light emitting module includes a first light emitting device and a second light emitting device. The fluorine-contained resin-coated layer 36, 42 is formed by baking. In some embodiments, a cover is provided and has a stretchable anti-shear portion over situated above the gel pad.