Inner Moat and Gate to the Hommaru Palace
Nijo Castle is a flatland castle located in Kyoto, Japan. The castle consists of two concentric rings of fortifications, the Ninomaru Palace, the ruins of the Honmaru Palace, various support buildings and several gardens. The surface area of the castle is 275,000 square meters, of which 8000 square meters is occupied by buildings.
The Nijo Castle has two concentric rings of fortifications, each consisting of a wall and a wide moat. The outer wall has three gates while the inner wall has two. In the southwest corner of the inner wall, there are foundations of a five-story keep, destroyed by a fire in 1750. The inner walls contain the Honmaru Palace with its garden. The Ninomaru Palace, Kitchens, Guard House and several gardens are located between the two main rings of fortifications.