• Presenters of the National Heat Transfer Symposium are limited to members of the Heat Transfer Society of Japan (except for Supporting Members and Special Supporting Members).
• If the speaker is not a member of the Heat Transfer Society of Japan, please apply for membership and pay the membership fee to become a member as of April 1, 2025. (Regarding the organized sessions, only those who have received specific instructions from the organizer are allowed to present as non-members.)
• Participants who wish to attend this symposium as members must hold a valid membership by the time the symposium takes place.

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• If you entered a placeholder such as “0000000” in the membership number field because you had not yet completed your membership registration at the time of account creation, please update your membership number following the steps below once your provisional or official membership number becomes available.

1. Access the application site: https://htsj.confit.atlas.jp/login.
2. Log in to your account.

3. Click the button displaying your name in the upper right corner of the screen.

   

4. Click “Profile”
   

5. Check whether the “Membership Type” field reflects the appropriate membership type, and make corrections if necessary.

6. Enter your membership number or temporary membership number in the “Membership Number” field.

7. Scroll to the bottom of the page and click “Next (Confirm).”

8. Review the details and click “Register.”

Your membership number update process is now complete.

※ If you updated your membership number using a temporary membership number, please update it again with the official membership number as soon as you receive it.