He is the director of the Technical Communication laboratory. He holds MA degrees in Economics and Communication and a PhD in Communication and Rhetoric from Rensselaer Polytechnic Institute, NY. He specializes in information design, usability studies, technical writing, and web-based training. His research focuses on designing instructional graphics to support readers’ spatial cognition during intricate procedural and problem-solving activities. He has published widely in international journals and refereed conference proceedings. He is the current chair of the IEEE Japan Chapter on Professional Communication, and ACM Chapter on Technical Communication and eLearning, and is a member of IEEE PCS.