A chat information service system using a humanoid robot. - Atsushi Hoshino; Kazuhiko Kato; Johane Takeuchi; Hiroshi Tsujino (RO-MAN, 2005)

A Robot That Can Engage in Both Task-Oriented and Non-Task-Oriented Dialogues. - Mikio Nakano; Atsushi Hoshino; Johane Takeuchi; Yuji Hasegawa; Toyotaka Torii; Kazuhiro Nakadai; Kazuhiko Kato; Hiroshi Tsujino (Humanoids, 2006)

Tour de Blog. - Atsushi Hoshino; Mizuki Oka; Kazuhiko Kato (ICWSM, 2007)