• Confirmation e-mail have been sent to the online registered participants on April 25th.
    If you haven't got the Confirmation e-mail from PTCOG56 registration office, please contact our registration office (
  • Advance registration has been closed but on-site registration is welcome.
  • Detailed Program has been renewed.
  • Pre-registration for the sponsored seminars is due on May 19, 2017.
Note: The above date is subject to change.
Liaison Office of PTCOG 56
c/o Procom International Co., Ltd.
TFT Bldg. East Wing 9F, 3-6-11 Ariake Koto-ku Tokyo, 135-0063 Japan
Tel: +81-3-5520-8821
Fax: +81-3-5520-8820

For requests related to the PTCOG Scientific Sessions Program and management of abstracts, please contact:
PTCOG Scientific Program Department:
5. Kvetna 65, CZ-14021, Prague 4, Czech Republic
Tel: +420 261 174 312
Fax: +420 261 174 307

Please contact the PTCOG56 Scientific Programme Department for any assistance.

Particle Therapy Co-Operative Group