42 Design, development and consulting services of computer systems; consulting services on design, creation and maintenance of computer software; design services using computer graphics excluding those related to advertisements; advice on design, creation and maintenance of programs for controlling printers for computers; computer programming for information processing of image data using a computer; providing technological information via electronic bulletin boards on the internet; design, creation, and maintenance of programs for computers and their peripheral devices for typing, storing, exchanging, processing, and operating e-mail and chat data; maintenance of data processing software; maintenance of computer database programs; design, creation and maintenance of mobile information terminal application programs; design, creation and maintenance of other computer programs; providing online non-downloadable application programs for mobile information terminals; providing other online non-downloadable computer programs; rental of computers