Watanabe-kun gave a talk at SOUPS 2015 held in Ottawa. He was the first Japanese researcher who presented a talk at SOUPS main conference. We enjoyed the talks given at the conference. The paper and slides are available at the USENIX site.
T. Watanabe, M. Akiyama, T. Sakai, H. Washizaki, and T. Mori, “Understanding the Inconsistencies between Text Descriptions and the Use of Privacy-sensitive Resources of Mobile Apps,” Proceedings of Symposium on Usable Privacy and Security (SOUPS 2015), pp. 241–255, July 2015, Ottawa, Canada. (acceptance rate = 23.7% = 22/93) [PDF][bibtex]