*Toshio Ogawa1, Yuichi Nishioka2, Hiromasa Sakaguchi3, Tetsuhisa Kitamura4, Masayo Komatsu4, Ling Zha4, Tomoaki Imamura2
(1. Setsunan University, 2. Nara Medical University, 3. Kanazawa University, 4. Osaka University)
Abstract password authentication.
The password has been sent to all participants in advance.