Sharing Real-World Accessibility Conditions Using a Smartphone Application by a Volunteer Group. - Takahiro Miura; Ken-ichiro Yabu; Takeshi Noro; Tomoko Segawa; Kei Kataoka; Akihito Nishimuta; Masaya Sanmonji; Atsushi Hiyama; Michitaka Hirose; Tohru Ifukube (ICCHP (2), 2016)