After entering your Expo ID/password on the login page, reset your identity verification settings by clicking ‘Click here to reset your identity’ on the identity verification page.
For more information, see the ExpoID Problem Solving Manual below.

https://www.expo2025.or.jp/wp/wp-content/themes/expo2025orjp_2022/assets/pdf/tickets-index/id_problem_solving_manual_en.pdf