Nagoya is the 4th largest urban area in Japan (called the Chukyo Metropolitan Area) and even the 3rd largest if counting the city proper only. The latter has about 2.3 million inhabitants, the total urban area is more than 4 times as big with nearly 10 million inhabitants.
From the Nagoya Travel Guide
This business hotel is located 2 minutes' walk from Nagoya station west exit so it's in a top location, although the sign is very small so it's easy to walk past. If you look for a Takoyaki (octopus ball) restaurant you'll find it, you go in there and up the stairs. It'll make more sense when you see it. ... more