International Symposium on
Cosmology and Particle Astrophysics

CosPA 2017

December 11-15, 2017
Yukawa Institute for Theoretical Physics, Kyoto University, JAPAN

The CosPA, International Symposium on Cosmology and Particle Astrophysics, is a series of conferences which was initiated in Taiwan and has been organized in Asia Pacific region annually as an activity of the Asia Pacific Organization of Cosmology and Particle Astrophysics (APCosPA). This time it will be held as an official conference of the recently established Division of Astrophysics, Cosmology and Gravitation (DACG) of AAPPS. This conference is jointly hosted by the Yukawa Institute for Theoretical Physics, Kyoto Univiersity and the Research Center for the Early Universe (RESCEU).

Host Institutes:

Yukawa Institue for Theoretical Physics, Kyoto University,
Research Center for the Early Universe(RESCEU),
The University of Tokyo

Local Organizing Committee:

K. Ioka, H. Kodama, M. Sasaki(chair), T. Suyama,
T. Tanaka, M. Yamaguchi, J. Yokoyama(secretariat).

Speakers include:

N. Afshordi, N. Bell, K. Cannon, K. Choi, Y.-Z. Fan, L. Hui, K. Ioka
S. Matsumoto, T. Matsumura, S.-P. Miao, H. Murayama,
F. Nugier, S.-C. Park, L. Pogosian, A. Starobinsky, T. Suyama,
M. Teshima, S. Torii, M. Trodden, H. Tye, T. Vachaspati, B. Wang,
Y. Wang, E. Waxman, Y. Wong, Y.-L. Wu, M. Xiao, D. Yeom,
X. Zhang, and S. Zhou


Online registration can be done from here. The deadline will be September 30, 7:00 p.m. JST. The registration and banquet fees are as follows.


23,000 yen

AAPPS-DACG member discount* or those who come from outside Asia Pacific region

18,000 yen

Student discount

15,000 yen

Banquet fee

5,000 yen
for a registered participant
10,000 yen
for an accompanying person

*includes administrative fees of AAPPS-DACG.

AAPPS-DACG member discount applies for those who are already a member of AAPPS-DACG or those who are willing to be a member of DACG. Since there is no membership fee, we recommend you to join DACG on this occasion, if you have not been a member yet. Those who will attend the conference all the way from outside the AAPPS region are also eliglble for the member discount, even though they will not be registered as a member. Student discount does not apply for Japanese students with a JSPS fellowship. Fees are payable by credit cards at the time of online registration. Your registration is not complete until your name appears in the participant list. Please contact the secretariat if your name does not show up in the list within one week after you have registered.

Description according to the Law for Distance Trading

Call for contributed talks/posters:

We invite contributed talks and posters. They can be submitted from the registration page by the deadline September 30, 7:00 p.m. JST. Due to limitations of space and time, some talks may need to be presented as posters.


The attendance of CosPA2017 is at own risk.  In no event shall the organizers be liable for death, injury, or any loss suffered by participants and accompanying persons. The participants are advised to buy appropriate travel insurance beforehand. While the organizers will make every effort to conduct this conference according to the schedule announced, unlikely, unforeseen circumstances may result in change of the schedule or cancelation of the conference.  These changes will be posted at the conference website.  No liability is assumed for inaccuracy, misdescription, delay, damage, and loss.

Inquiries to:

Jun'ichi Yokoyama
Research Center for the Early Universe, School of Science
The University of Tokyo
7-3-1 Hongo, Bunkyo-ku, Tokyo 113-0033, Japan

Supported by:

JSPS Kakenhi Grant No. 26247042 "Ultimate Theory Quest by Hidden Sector Cosmophysics"
JSPS Kakenhi Grant No. 15K21733 "Accelerating Universe"
JSPS Kakenhi Grant No. 15H05888 "Inflation"
Asia Pacific Center for Theoretical Physics (APCTP)
Kyoto Convention and Visitors Bureau