Hii There , as per requirement you can not directly transfer region.
for that you need to either raise ticket or replicate same Import into new environment. and check for all validations and tax related complinces.
also its possible of delay for data process , so you don't worry about database as microsoft is already replicate data into another same region database , so it will provide you service more Possible way.
If you found answer, Marsk It answered .
Thank You.
Kamal Khakhkhar