Turkish Apple ID required for this. Free and easy to create.
Follow guide on my previous post to set it up.
If you have a Unidays account, you can also qualify for student membership.
For Android users:
Redeem a gift card on your Android device
Open the Apple Music app.
Tap the menu button , then tap Account.
Tap Redeem Gift Card or Code.
Enter the 16-digit code. Then tap Redeem.
Been using this for a few months now. So far, so good.
Initially, you'll get Turkish recommendations in the 'Listen Now' page, but later it'll populate with suggestions based on your listening history. The 'Browse' section, however, still shows Turkish recommendations. (And some automatically generated playlists might have a Turkish-language thumbnail.)