- Garden Plaza & Edo Castle
- Kitanomaru district
Kokyogaien National Gardens 
Kokyogaien National Gardens are situated in the center of Tokyo. These gardens were first opened to the Public as the National Gardens in 1949.
Prior to this date, the National Gardens were part of the Imperial Palace grounds. These beautiful and well maintained National Gardens are divided into three sections.
1 The Garden Plaza directly in front of the Imperial Palace.
2 Kitanomaru Garden district located due north of the Imperial Palace.
3 The twelve scenic moats which surround the Imperial Palace, the Garden Plaza and
Kitanomaru Garden district.
Kokyogaien National Gardens covers an area of approximately 115 hectares. The combined area of 12 moats amounts to approximately 37 hectares.