A crowdsourcing based mobile image translation and knowledge sharing service. - Yefeng Liu; Vili Lehdonvirta; Mieke Kleppe; Todorka Alexandrova; Hiroaki Kimura; Tatsuo Nakajima (MUM, 2010)

Persuasive power in groups: the influence of group feedback and individual comparison feedback on energy consumption behavior. - Cees J. H. Midden; Hiroaki Kimura; Jaap Ham; Tatsuo Nakajima; Mieke Kleppe (PERSUASIVE, 2011)