/ http://www.slideshare.net/images/logo.gif / 狠狠撸Share feed for 狠狠撸shows by User: bassy614 https://cdn.slidesharecdn.com/profile-photo-bassy614-48x48.jpg?cb=1594096064 石橋康大　ISHIBASHI Yasuhiro 東京大学大学院　工学系研究科　技術経営戦略学専攻　修士課程 Master's Course Department of Technology Management for Innovation (TMI) Graduate School of Engineering The University of Tokyo Skype: bassy614 Twitter: bassy614