Provided are a housing (10) for a portable display device (1) having a holding section (11) located on one side to the center line of the housing (10) that is provided with a weight adjusting section which sets a weight of the holding section (11) side of the housing (10) heavier than a weight of that portion of the housing (10) which is opposite the holding section (11), and whose weight is adjusted by at least one of methods of changing a type of a material for the housing (10), a specific gravity of the material, a density thereof, and an amount used thereof, mixing a weight adjusting substance (14) in the material, and mounting a weight adjusting substance to the housing (10), and a portable display device.