Advertisement planning, advertising agencies, publicity columns (ad-copy) preparation, dissemination of advertising matter, publication of publicity texts, arranging of advertising, publicity material rental, updating of advertising material, corporate advertisement and promotion, radio advertising, on-line advertising on a computer network, TV advertising, business information, management (advisory services for business), business research, business inquiries and appraisal, commercial information agency, commercial information agencies, marketing services, marketing research

Production of radio and television programs, production of video films, video tape editing, disc recording, music performance, publication of books, publication of electronic books and journals on-line, arrangement of events (for others)