Shusigaku was also called Sominrigaku (Neo-Confucianism in the Sung and Ming dynasties) since its theory was based on 'Li' (reasons), which innately exist in human beings and things, together with Wang LU Shin school (Wang LU Mind school).
陸王心学と合わせて人間や物に先天的に存在するという理に依拠して学説が作られているため宋明理学（宋明理学）と呼ばれた。