It's no different than not distributing a physical product to Europe.
Or having a website entirely in Japanese.
Or a storefront only business.
And people who want what you are selling have the similar option taking on the risks of acting through an intermediary and accepting responsibility for VAT and GDPR.
If you're lucky enough to survive and even luckier to thrive, you can always expand to serve that market later.
It's no different than not distributing a physical product to Europe.
Or having a website entirely in Japanese.
Or a storefront only business.
And people who want what you are selling have the similar option taking on the risks of acting through an intermediary and accepting responsibility for VAT and GDPR.
If you're lucky enough to survive and even luckier to thrive, you can always expand to serve that market later.
Good luck.