Comparing to mainland of japan, there are too many disadvantages about ingredients such as availabilities.
Restaurants have difficulties in getting fresh and diverse kind of food.
Shipping logistic is also costing higher and longer as Okinawa is a far remote island.
However, there are so many humble restaurants especially cafes everywhere in Okinawa.
I can always taste the effort they have put into the food and drinks.
Environment might not be fancy, food might not be the most attractive on social media. You can always find them quietly sitting in everywhere in Okinawa.