Hitoshi Nagai is now teaching philosophy at Nihon University. He is a leading philosopher and very popular among people with a strong bent for philosophy in Japan. Since he released his first book, The Metaphysics of I!, when he was 34 years old, he has published a book per year on average.

          

On a sunny Monday on June 23rd 2014, a zazen session was held at the Chizanso in Hayama-cho, Kanagawa Prefecture.

          

In 31 March 2015, the latest vol.6 has been released. As a special issue in this volume, the editorial team discussed about a well-known Japanese philosopher, Hitoshi Nagai and the influence of his philosophy on the wide range of practice fields including psychiatry, Buddhism, and education.