What regions can I purchase Sea of Thieves in?

Windows and Xbox Stores

Below contains a list of regions in which Sea of Thieves can be purchased through the Windows and Xbox stores: 

1. Argentina
2. Australia
3. Austria
4. Belgium
5. Brazil
6. Canada
7. Chile
8. Colombia
9. Czech Republic
10. Denmark
11. Finland
12. France
13. Germany
14. Greece
15. Hong Kong SAR
16. Hungary
17. India
18. Indonesia
19. Ireland
20. Israel
21. Italy
22. Japan
23. Korea
24. Malaysia
25. Mexico
26. Netherlands
27. New Zealand
28. Norway
29. Phillipines
30. Poland
31. Portugal
32. Russia
33. Saudi Arabia
34. Singapore
35. Slovakia
36. South Africa
37. Spain
38. Sweden
39. Switzerland
40. Taiwan
41. Thailand
42. Turkey
43. United Arab Emirates
44. United Kingdom
45. United States
46. Vietnam

Steam Store

As Sea of Thieves is also available through the Steam store it can now be purchased worldwide. Though at present we only currently support the following languages:

1. English
2. French
3. Italian
4. German
5. Spanish - Spain
6. Portuguese - Brazil
7. Russian
8. Simplified Chinese
9. Spanish - Latin American
10. Traditional Chinese  
11. Japanese
12. Korean
13. Polish
14. Thai
15. Turkish