Teaching Experience
Keio University | Kanagawa, Japan
Fundamentals of Information Technology 1 (情報基礎1)
Network Industory (ネットワーク産業論)
Professional Experience
Keio University | Kanagawa, Japan
Assistant Professor, Information Technology Center Headquarters
April 2014 - August 2016
Project Assistant Professor, Graduate School of Media and Governance
April 2013 - March 2014
Project Researcher, Graduate School of Media and Governance
April 2010 - March 2014
Internet Society(ISOC) Japan Chapter | Chiyoda, Japan
Secretary
January 2015 - December 2017
World Wide Web Consortium | Kanagawa, Japan
Software Engineer
April 2010 - Janurary 2017
Studio Ousia Inc. | Toshima, Tokyo
Engineer
December 2008 – March 2010
GroovyMedia Inc. | Shibuya, Tokyo
Director, Co-Founder
April 2007 – December 2008
CYBRiDGE Corporation | Shinjuku, Tokyo
Producer, Web Integration Group
August 2006 – June 2007
Internship student, Web Integration Group
June 2006 – August 2006
Education
Keio University, Graduate School of Media and Governance | Kanagawa, Japan
Master of Media and Governance
September 2012
Keio University | Kanagawa, Japan
Bachelor of Environment and Information Studies
March 2010
Publication
Out-of-Band Authentication Protocol for Digital Signage and Smartphone Interaction
Nakajima, Hirotaka; Shigeya Suzuki; Tetsuro Tokunaga; Kiyoshi Tanaka; Yasuhiko Miyazaki; Koichi Maruyama; Osamu Nakamura, "Out-of-Band Authentication Protocol for Digital Signage and Smartphone Interaction", Consumer Electronics (GCCE), 2016 IEEE 5th Global Conference on , vol., no., pp.319,321, 11-14 Oct. 2016 [Paper]
意図しないBLE接続を防ぐ デジタルサイネージ・スマートフォン連携システムの構築
中島 博敬; 鈴木 茂哉; 徳永 徹郎; 田中 清; 宮崎 泰彦; 丸山 剛一; 中村 修, "意図しないBLE接続を防ぐ デジタルサイネージ・スマートフォン連携システムの構築", マルチメディア，分散，協調とモバイル(DICOMO2016)シンポジウム, pp.1195,1199, 6-8 Jul. 2016 [Paper]
WebSocket proxy system for mobile devices
Nakajima, Hirotaka; Isshiki, Masao; Takefuji, Yoshiyasu, "WebSocket proxy system for mobile devices," Consumer Electronics (GCCE), 2013 IEEE 2nd Global Conference on , vol., no., pp.315,317, 1-4 Oct. 2013 [Paper]
Phroni: Augmenting Wikipedia Using Mashups
Yamada, Ikuya, Yamaki, Wataru, Nakajima, Hirotaka, and Takefuji, Yoshiyasu. Phroni: Augmenting Wikipedia Using Mashups. In AI Mashup Challenge 2010, in ESWC 2010: 7th Extended Semantic Web Conference (Heraklion, Greece 2010) [ Paper]
Ousia Weaver: A tool for creating and publishing mashups as impressive Web pages
Yamada, Ikuya, Yamaki, Wataru, Nakajima, Hirotaka, and Takefuji, Yoshiyasu. Ousia Weaver: A tool for creating and publishing mashups as impressive Web pages. In MEM 2010: 3rd Workshop on Mashups, Enterprise Mashups and Lightweight Composition on the Web, in WWW 2010: Proceedings of the 18th International World Wide Web Conference (Raleigh, North Carolina, USA 2010) [Paper]