Positive psychologist and coaching psychologist living in Japan. He is one of the leading experts on coaching psychology and positive psychology in Japan and one of the founders of the Association of Positive Psychology Counselors and the Center for Coaching Psychology.Certified public psychologist (national qualification), Career Consultant (national qualification).　 He is the author of several books, including Handbook of Coaching Psychology (Japanese translation), Introduction to Coaching Psychology (Japanese translation), and Positive Compendium (SOGO HOREI Publishing Co., Ltd.)