This study reports on effects of workshop using a combination of 3D-GIS and AR (Augmented Reality) technology as a tool to facilitate the sharing of spatial images. The workshops that this study focused were held with web-based 3D-GIS map and AR applications. In this study, participants and administrators were interviewed in terms of information bidirectionality. The purpose of this study is to clarify how the participants and administrators received the benefits and challenges of the tools from comparison with conventionally used tools and differences in attributes.
