A housing (102) that a first block (102a) having a shape that a width is smaller than a height and a depth, and the height of a front side is lower than that of a back side, a second block (102b) which is adjacently arranged with the first block and a height is lower than the first block, and a third block (102c), a height of which rises from a back part of the second block is taller than the first block are integrated is provided, a scanner (204) and a display (205) having a touch panel (206) are allocated to the first block, a scale device for a weight check, and having a weighing table (303) for placing an article after an article code has been read by the scanner, is housed in the second block, and a settlement device and a receipt printer are housed in the third block.