A.
Please log in to your Expo ID, select “Settings for Identity Verification Method” from the menu, and add the One Time Password Authentication (by email).
Enter the one-time password that will be sent to the email address registered with your Expo ID to complete the setting.
https://www.expo2025.or.jp/wp/wp-content/themes/expo2025orjp_2022/assets/pdf/tickets-index/id_registration_manual_en.pdf
Enter the one-time password that will be sent to the email address registered with your Expo ID to complete the setting.
https://www.expo2025.or.jp/wp/wp-content/themes/expo2025orjp_2022/assets/pdf/tickets-index/id_registration_manual_en.pdf