Digital Diorama: Sensing-Based Real-World Visualization. - Takumi Takehara; Yuta Nakashima; Naoko Nitta; Noboru Babaguchi (IPMU (2), 2010)

Three-level privacy control for sensing-based real-world content Digital Diorama. - Takumi Takehara; Naoko Nitta; Noboru Babaguchi (ICIMCS, 2011)

Extracting Context Information from Microblog Based on Analysis of Online Reviews. - Takumi Takehara; Shohei Miki; Naoko Nitta; Noboru Babaguchi (ICME Workshops, 2012)