found: The Wall Street Journal WWW site, May 10, 2016:(TAC CO., Ltd. engages in the provision of individual education and corporate training to university students and corporate employees. It operates through the following segments: Personal Education, Corporate Training, Publishing, and Manpower Business. The Personal Education segment offers preparatory courses for licensure exams. The Corporate Training segment provides training programs and work trainings for qualifications and acquisition of specialized knowledge and skills. It also offers educational materials to corporations, universities, colleges, accountancy firms, and other organizations. The Publishing segment publishes textbooks for license qualifications under the "TAC Publishing" and the Waseda Keiei Publishing's "W Seminar". The Manpower Business segment provides staffing and recruitment services. The company was founded by Hiroaki Saito on December 10, 1980 and is headquartered in Tokyo, Japan)