Akinobu Maejima is a senior software engineer at OLM Digital, Inc. Japan. Before joining OLM Digital, Inc since 2014, He was a research assistant at Waseda University from 2007 to 2010 and at I T Research Organization Waseda University as a junior researcher 2010-2011 and 2012 -2014, also worked at Institute for Cognitive Systems, the Technical University of Munich as a postdoc researcher. He is a member of ACM SIGGRAPH. He received the MS degree from Seikei University and the Ph.D degree from Waseda University, in 2002 and 2010, respectively.