It is also the case for the Xperias, the 10iii (for example) it is not officially sold in Estonia, Latvia, Lithuania, Portugal. See first sentence on the description page in the country version of Sony website.
https://www.sony.ee/electronics/support/mobile-phones-tablets-mobile-phones/xperia-10-iii/faqs
https://www.sonylatvija.com/electronics/support/mobile-phones-tablets-mobile-phones/xperia-10-iii/faqs
https://www.sony.lt/electronics/support/mobile-phones-tablets-mobile-phones/xperia-10-iii/faqs
https://www.sony.pt/electronics/support/mobile-phones-tablets-mobile-phones/xperia-10-iii/faqs
(I love the Xperias, I am not advocating for a change)