I introduce some city lights which I recommend.
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Rainbow Bridge in Odaiba
The towers supporting the bridge are illuminated into three colors, red, white and green.
You can cross the bridge by foot.

Place: Kaigan, Minato-ku, Tokyo
Access: Odaiba Kaihin Koen Station (Yurikamome line)
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Sky deck of Roppongi Hills
This building has the highest open deck in Japan.
In this building, there are shops, and movie theater, you can enjoy it, too.


Place: 1-10-6 Roppongi, Minato-ku, Tokyo
Access: Roppongi Station (Hibiya line of Tokyo Metro or Oedo line of Toei Subway)
URL: http://www.roppongihills.com/en/
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Observation platform of Tokyo Tower
Tokyo Tower has two observation platforms, big one and special one.


Place: 4-2-8 Shibakoen, Minato- ku, Tokyo
Access: 5 walk minutes from Akabanebashi Station (Toei Oedo line)
7 walk minutes from Kamiyatyo Station (Tokyo Metro line)
URL: http://www.tokyotower.co.jp/eng/secret/
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Mt. Takao
MICHELIN featured Mt.Takao as 3 star!

Place: Takao- cho, Hachiojishi
Access: Takao Sanguchi Station (Keio Line)
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Observation platform of Marunouchi Building
I especially recommend this 5th floor.
You can see lighted up Tokyo Station.

Place: 2-4-1 Marunouchi, Chiyoda-ku
Access(from Shinjuku): Tokyo Station (JR Chuo Line)
URL: http://www.marunouchi.com/marubiru/english/index.html
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The Metropolitan Government
You can enjoy the night view with good wine, cocktail.

Place: 2-8-1 Nishishinjuku, Shinjuku-ku
Price: free!
Access: 10 walk minutes from Shinjuku Station
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Sunshine 60
You can see Yokohama from here.
In this observation platform, there is much space, so you can relax.

Place: 3-1-1 Higashiikebukuro, Toshima-ku
Access: 8 walk minutes from Ikebukuro Station
URL: http://www.sunshinecity.co.jp/english/index.html
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Enjoy!
by takashi