Look through the array of books and other resources at Hosa Library. It's bound to increase your understanding of the world.
You'll have sightseeing choices galore in Higashi Ward. Hosa Library is a great place to start here, but there are loads of other interesting sights to discover. Nagoya Castle, Atsuta Jingu Shrine, and Toyota Commemorative Museum of Industry and Technology are close to the collection of books and will round out your day nicely.