The JR Central Towers are the two buildings in the picture. They are located above Nagoya's JR station. The lower building, left, hosts the Nagoya Marriott Associa Hotel; The taller one, right, is an office building. In the JR Central Tower, you also find a department store, the Takashimaya, and two floors of restaurants.
The area of Nagoya's JR Station is a good place to stay, because of its good transport links. In this area you will find many business hotels, that offer rooms at low rates.