Kitanomaru Park is one of the popular park in Central Tokyo. It was used to be a part of Edo castle. There are many original buildings from Edo Castle still exist today.
There are about 230 Momiji Trees and many Gingko Trees.
Koyo at Kitanomaru Park (北の丸公園の紅葉) is one of the beautiful feature of the end of Autumn in Tokyo.
From the end of November to the middle of December, beautiful Gingko, Momiji and others will have beautiful Autumn leaves.
Especially, Gingko Tree infront of Nihonbudokan is so gorgeous.
Tourist Info.
Parking and restroom are available. There is also a restaurant. No exercise are allowed. Only, jogging are OK.
Access
0. at Tokyo Station
1. use Marunouchi Line to Ootemachi (1 min.)
2. use Hanzomon Line to Kudanshita (4 min.)
3. walk west (2 min.)
1 hr.
New Wave Samurai Movie. 
映画好き集まれ！ 
Kitanomaru Park is one of the popular park in Central Tokyo. It was used to be a part of Edo castle. There are many original buildings from Edo Castle still exist today.
There are about 230 Momiji Trees and many Gingko Trees.