NetTokyo 2 - Venue
Shunju in Tammeikesanno has superb, panoramic views of Tokyo.

Shunju, Sanno Park Tower, 27F
2-11-1 Nagatacho, Chiyoda-ku, Tokyo.
Venue HP: http://www.shunju.com/ja/restaurants/tameikesanno/ (Japanese only)

Directions:
Sanno Park Tower is directly above, Exit 7 from Tameike Sanno Station on the Ginza and Namboku Lines. Make your way to the 1st floor and catch the elevator direct to 27F.