A delegation framework for federated identity management. - Hidehito Gomi; Makoto Hatakeyama; Shigeru Hosono; Satoru Fujita (Digital Identity Management, 2005)

Toward Robots as Embodied Knowledge Media. - Toyoaki Nishida; Kazunori Terada; Takashi Tajima; Makoto Hatakeyama; Yoshiyasu Ogasawara; Yasuyuki Sumi; Yong Xu 012; Yasser F. O. Mohammad; Kateryna Tarasenko; Taku Ohya; Tatsuya Hiramatsu (IEICE Trans. Inf. Syst., 2006)

A two-layered approach to communicative artifacts. - Yong Xu 012; Tatsuya Hiramatsu; Kateryna Tarasenko; Toyoaki Nishida; Yoshiyasu Ogasawara; Takashi Tajima; Makoto Hatakeyama; Masashi Okamoto; Yukiko I. Nakano (AI Soc., 2007)

Privilege federation between different user profiles for service federation. - Makoto Hatakeyama; Shigeyoshi Shima (Digital Identity Management, 2008)

Federation proxy for cross domain identity federation. - Makoto Hatakeyama (Digital Identity Management, 2009)

Reconstructing Fukushima: A Case Study. - Akihito Seki; Oliver J. Woodford; Satoshi Ito; Björn Stenger; Makoto Hatakeyama; Junichi Shimamura (3DV, 2014)