Old Papa Thai Cuisine restaurants in Kaohsiung is a Thai food style restaurant offering a wide selection of authentic Thai dishes.Average price per person NT 150 - 300 It is very popular for local Taiwanese, especially on weekends when many return take the ferry boat ride home from Cijin Island. Some say that there is a Thai/Taiwanese collaboration going on at this Kaohsiung restaurant. The food is generally delicious, though compared to real Thailand, you may question the authenticity.