Hakko Ukon – Fermented Turmeric Tea in Okinawa

Hi everyone! I'm looking for this specific brand of turmeric tea in Okinawa, made by Hakko Ukon. Any of the products on the webpage below.

https://www.hakko-ukon.jp/

I've been checking pharmacy and grocery stores here. But they all have the same brands. I'm looking to try this specific brand. Anyone know where they sell it around Naha? Thank you!!