Hikari no Saiten, the festival of the light, is one of the main even of Adachi ward, Tokyo. There are about 70,000 LED light up the night of winter in Tokyo. 8 Keyaki trees that are about 20m tall has giant light-up illumination.
The park also has about 10 objects of light for photo with kids.
In the middle of December, there is performance and show at weekend.