Organizer Office : Department of Neurosurgery Nara Medical University 840 Shijo-Cho, Kashihara, Nara, 634-8522, Japan  secretary‐general : Yasuhiro Takeshima
Congress Secretariat : Office Take One, Inc. 2-26 Koseidori, Nishi-ku, Nagoya, 451-0075, Japan TEL : +81-52-508-8510 FAX : +81-52-508-8540 E-mail : apcss-skss2020@cs-oto.com