Biography:

Koichi Arase previously worked at the Wakamatsu Hospital of the University of Occupational and Environmental Health in Hamamachi, Wakamatsu-ku, Japan, in the Department of Gastroenterology and General Surgery. Koichi Arase is currently affiliated with Iseigaoka, Yahata-nishi-ku, Japan's Department of Surgery 1, School of Medicine, University of Occupational and Environmental Health.