Shibuya is known for a town of young fashion along with Harajuku.
Recently many IT company have offices in this town, so there are many businessman, too.
A live stream of Shibuya in Youtube.
There is a TV station related with Government, and they creates a lot of popular products taking advantage of the network.
(for example "project X", "Kohaku Uta Gassen")
And theme song of their products sometimes become popular.
(one of such case)