Grensstand

Grensstand(グリーンスタンド Gurīnsutando) or more known as Frontier City/Island is a very big island at the frontier of Fiore and Seven. Due to being the point between the two countries, people need to show their status as a legal mage to be able to pass though it. Narfall is shown to be a Officer from the Police from there which is controlled by Seven Council. It fist appeared in To Seven from the Breakdown Series.

City
The island has a big city into its frontal part being very huge. The city itself holds more than 8.000.000 occupants showing off its large buildings and so, with the biggest being one of the Seven Council bases. The wild part of the island including the mountain holds a total of 2.000.000 inhabitants. The island has a little river path crossing it, passing thrhough even the mountain, this is stated to be the passage the mages from Fiore take to pass to Seven and vice versa.

Geography
The island has shown a pecualiar ground formation as the frontal part of the island is very plane and the sides has mountainous formations, the plane part was never stated to be like that since the begin, it's supposed that it grew like that or that the people that came to it modified it using magic. The city has a river passing all across it until the mountain passing through it too

Trivia

 * Grensstand is the Africaner translation for Frontier City
 * The River Passage is a little reference to the city of Veneza and its watery streets.