According to Nagano Prefecture Tourism Bureau, the number of visitors to Takamine Highland in Komoro city this summer has increased by 52.5% compared with the year earlier period. Nagano Prefecture attributed the increase to the fans of Ano Natsu de Matteru, whose model city is Komoro.
Comparisons of the scenes in the anime and the real sceneries in Komoro (Youtube)
Komoro City Tourism Association and Komoro Chamber of Commerce have launched a PR project team and promoted the city in cooperation with the anime.
Source: Nagano Prefecture (PDF file)