Land of the Moon.
The Land of the Moon (月の国, Tsuki no Kuni) is the focus of Naruto the Movie 3: Guardians of the Crescent Moon Kingdom. It is an island nation in the shape of a crescent moon, hence the name. It is home to the ninja village Getsugakure. In the Chūnin Exams, a ninja wearing a headband with a crescent moon shape on it is seen taking the test, but is not mentioned or shown in the other exams. It features in Naruto Ultimate Ninja Heroes 3. In the game, Jiraiya takes Naruto there for the training.