From Chubu Centrair International Airport

Use Meitetsu line to Kanayama Station, and
change train to the Subway Meijo-line Counter-clockwise
to Nagoya Daigaku Station
(Approx. 60-70 min.)

From Nagoya Station

Use the Subway Higashiyama-line to Motoyama Station, and
change train to the Subway Meijo-line Clockwise
to Nagoya Daigaku Station
(Approx. 30 min.)

For more details, see this page