/ http://www.slideshare.net/images/logo.gif / 際際滷Share feed for 際際滷shows by User: yamawaki1 https://cdn.slidesharecdn.com/profile-photo-yamawaki1-48x48.jpg?cb=1549919160 President of Tokyo based social learning company, Castalia. Born in Japan. Studied PR in City University New York Baruch college. After worked for media industry in US, founded Castalia.