Hongdae Ti Omakase Cocosiena is a traditional tea house in Yeonnam that serves tea and dasik as a course. The tea comes with dasik, and the marron pound cake is served with chestnut cream and inner-skin chestnuts. Reservations are required, the course runs about 1 hour 20 minutes, and outerwear and bags are stored at the back. The space is white-toned and quiet, and it begins with a welcome tea.