A Japanese office environment is done in the big room, and a room is limited to the officer. A fluorescent light is used directly as a lighting in the big room from the ceiling. Light from the outside is easy to be reflected on the CRT screen because it follows and a partition isn't set up in the big room. A Japanese has the habit which a ceiling is hated to bedark than. A degree of diffusion is low though many lights of prevention of reflection were developed. A ceiling gets dark, and cleaning is difficult as for the reason. As for this research. 1) The desk arrangement that the Internet is easy to build, and design dimension. 2) It thought that the Japanese paper which was Japanese traditional material was used. Japanese paper has the character which makes beautiful dispersion light. It was reflected to the CRT screen, and Japanese paper paid attention to making the indoor environment of the Internet which fatigue is rare in. 3) The size of the furniture the Internet is easy to operate as to the old man, and the screen.4) The desk arrangement of decreasing influences on the surrounding environment of the electromagnetic wave as much as possible. When a special cap is put between the tables which it meets to secure wiring of the cable, wiring for the Internet and depth are made at a low price in the arrangement of the computer machine as that result as for being short of the depth. There is effect which makes light to penetrate soft in the Japanese shoji. Thickness influences the quality of the material of the paper to make an excellent indoor environment. Because the number of colors recognized when it ages decreased rapidly, it was found out that you had better be little as for the color in screen.