Hikari no Saiten (光の祭典2013) is a Christmas Illumination held at Motofuchie Park, Adachi, Tokyo. There 70,000 LED illuminate the night of Tokyo in winter. Main feature is a giant illumination decorated on Keyaki Trees.
Tourist Info.
Time: 17:00 to 21:00
Period: End of November to Christmas.
Admission: free.
Access
0. at Kitasenju Station.
1. use Tobu Line to Kakenozuka.
2. walk east (10 min.)
15 min
Let's learn MJER Iaijutsu. 
映画好き集まれ！ 
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.