Q. [Expo ID Registration] Is it possible to set the region of residence only when “Japan” is selected as the country of residence? A. You can only set your region of residence if you select “Japan” as your country of residence. Related articles [Expo ID Registration] I do not wish to register my gender. [Expo ID]Can I change my ExpoID? [Expo ID] I selected to not recieve emails in my Expo ID settings, but I still receive emails. What personal details do I need to register in order to obtain an Expo ID? [Expo ID Registration] Can I use a landline phone number?