Online Distribution

Period of Online Distribution

  • Live streaming Period:September 30 (Thursday) to October 2 (Saturday)
  • On-demand streaming Period:October18 (Monday) to November 12 (Friday)

*Please visit Program page to confirm live or on-demand streaming sessions.

WEB Viewing ID

  • WEB Viewing ID* will be displayed on online registration page after registration.
    *11 characters beginning with “ca”
  • You can use WEB Viewing ID for both live and on-demand streaming.
  • It is not available to play on multiple terminals at the same time with the same WEB viewing ID.


It is strictly prohibited to take videos, record, or photographs (including screenshots) of slides (slides, images, videos, etc.) posted in abstracts and online distribution related to JCA2021.

Access to Online Distribution Page

How to Join Online Distribution

  1. You can enter login page from the “Access to Online Distribution Page” button above.

    *Please note that the congress secretariat is not responsible for any viewing problems caused by the communication environment on the viewer side.

    Recommended Browsers


    Chrome 30+ (With automatic update), Firefox 27+ (With automatic update), Microsoft Edge, Safari 9+

    Mobile / Tablet:

    Android ver. (Lollipop) 5.0+, iOS ver. 9.3.5+

  2. You shall read instructions for viewing the video carefully and agree to the terms of conditions for viewing the video.
    Enter WEB Viewing ID and Click the “Sign-in” button.

  3. Select the session you want to watch from the timetable. Transit to the viewing screen.

    *You can post a question from the question form on the right side of the viewing screen (Live streaming only).

  4. Click the Poster presentation button above the timetable to listen to the voice recording.

    *Posters can only be viewed by participants at the onsite venue. Poster data is not posted on Online Distribution page.

For inquiries about registration and Online Distribution

Registration Secretariat of 80 JCA
TEL: +81-3-3510-3701 FAX: +81-3-3510-3702