Shinjuku Gyoen National Garden (新宿御苑, Shinjuku Gyoen) is a large park with an eminent garden in Shinjuku and Shibuya, Tokyo, Japan. About 31% of the park's area is in Shibuya Ward, with the remaining 69% in Shinjuku Ward. It was originally a residence of the Naitō family in the Edo period. Afterwards, it became a garden under the management of the Imperial Household Agency of Japan. It is now a park under the jurisdiction of the national Ministry of the Environment.