TGC Taiwan Coffee Plantation. The most authentic Taiwanese coffee, Arabica beans introduced during the Japanese colonial era, captured the heart of the Japanese Emperor at the time, earning the prestigious name 'Imperial Coffee'. The most authentic Taiwanese coffee, Arabica beans introduced during the Japanese colonial era, captured the heart of the Japanese Emperor at the time, earning the prestigious name 'Imperial Coffee'. Address: 雲林縣古坑鄉雲林縣古坑鄉大埔66號 Hours: 00:00–23:59 Yunlin