OKAMOTO Ryōsuke  is a part-time Lecturer at the University of the Sacred Heart (Tokyo) where he teaches sociology of religions. He is the author or co-editor of the following recent books: Sociology of Sacred Place and Prayer (聖地と祈りの宗教社会学; Shumpūsha, 2012); Frontier of Religion and Society (宗教と社会のフロンティア; Keisō Shobō, 2012,); Contemporary Religious Tourism (聖地巡礼ツーリズム; Kōbundō, 2012).