1. Kitanomaru Park (Kitanomaru Koen) is a public park located in Chiyoda ward, Tokyo. It is situated close to the Imperial Palace and houses various attractions such as the National Museum of Modern Art, Science Museum, Nippon Budokan, and Chidorigafuchi moat. The park was originally part of the Edo Castle and served as the practice ground for the Imperial Guard. It covers an area of 90.7 hectares and has a beautiful Japanese garden with a pond and cherry blossom trees. Visitors can also rent bicycles, boats, and canoes to explore the park.

2. The park is open daily from 9:00 AM to 5:00 PM. Its phone number is +81 3-3213-1111.

3. Admission to the park is free. However, there may be a fee for certain activities such as renting bicycles and boats. The park can be accessed by taking the JR Chuo-Sobu Line to Ichigaya Station or Kudanshita Station. It can also be reached by taking the Tokyo Metro Tozai Line to Kudanshita Station.