Q. [Expo ID Registration]What external account services can be linked? A. You can use the services shown on the Expo ID “Login” page. Related articles [Expo ID Registration] What happens if I link to an external account? [Proxy registration of Expo ID] I would like to know the procedure for registering a proxy. [Expo ID Registration] I want to disconnect from an external account. [EXPO 2025 Visitors] Can I book pavilions and events through EXPO 2025 Visitors? [Admission Ticket]Please tell me about ticket transfer.