Lingalind (リンガリンド, Ringarindo) is a land surrounded by a the World Wall. The wall covers, protects, cultivates, and nurtures this land.
The land is surrounded by high walls of about 10,000 meters in height. Its diameter is about 3,000 kilometers. There are two major countries spread across the land of Lingalind. Supremacy of Lutoh to the east, and the Republic of Rekka to the west. The frontier is dotted with small countries and autonomous regions that do not belong to either power.