Kaizen bonsain in the UK ships worldwide, afaik.
Just keep in mind that your country is -climate wise- unsuitable for many species sold in tempeerate climates.
Yes, the weather can be a problem, but species such as chinese elm, zelkova, chinese hackberry, korean hornbeam can thrive easily here.
first person i contacted is kaizen, he do not even bother him self to answer my emails on his website and even on his ebay account.