Tria Village is north of Solieu Village in the Tria region. It's home to six characters, five of which will join your party. Mint visits the village from 10:15 to 20:00, during which time you can buy items from her or complete David's recruitment request.
In the three outdoor maps of the village you can find a Cooling Tablet, an Herb Extract, a Snow Powder, a Mud Powder and the event item, the Nightstone. Inside Tarkin's house there is a Flee Ball, while in his barn is 15 dagols. In the elder's residence is a Heating Tablet, Tria Milk, and 1,500 dagols.