Easily and deeply experience the worldview and castle history of famous castles throughout Japan.

Starting with 20 famous castles that have renowned throughout the country, the app unravels the background to their construction, the eras in which they were built, and the historical flow linked to politics and war.

As you come into contact with the characteristics of Japan's major ancient structures, such as castle towers, stone walls, and turrets, you will gain a sense of the cultural value and symbolism of castles, as well as the role they have played in Japanese history.

This app conveys the charm of Japan, which has changed and been passed down through the ages, and weaves together the eras.