The onsen on the top floor was nice.
I wish there had been pictures of the room to show how cramped it had been. Also, it smelled like smoke and occasionally urine which was gross. And the window wouldn't open and the heat was too high so it was hard to regulate the temperature or get fresh air.
With a stay at APA Villa Hotel Nagoya-Marunouchi Ekimae in Nagoya (Naka Ward), you'll be within a 5-minute drive of Nagoya City Science Museum and Nagoya Castle. Featured amenities include complimentary wired Internet access, complimentary newspapers in the lobby, and dry cleaning/laundry services. Self parking (subject to charges) is available onsite.