Tainan, officially Tainan City, is a special municipality in southern Taiwan, facing the Taiwan Strait on its western coast. Tainan is the oldest city on the island and commonly called the "prefectura
Chiayi, officially known as Chiayi City, is a city located in Chianan Plain in southwestern Taiwan, surrounded by Chiayi County with a population of 263,188 inhabitants as of January 2023.