1 The Daoist Ritual Concerning Those Who Committed Suicide by Hanging Himself and Its Regional Differences in Taiwan: Focusing on a Comparison between Gaoxiong-Pingdong Region and Tainan Region YAMADA Akihiro Based on the field work about present Daoist rituals in Taiwan that the author has carried out, this paper aims (a) to describe each present factor, such as ritual structure, content, purpose, significance and so on, of the Daoist ritual concerning those who committed suicide by hanging himself in Gaoxiong-Pingdong Region and that in Tainan Region; and (b) to analyze the regional differences of these two rituals by comparing them.