Doshisha University同志社大学Tenna's university, Kashadou University, is described in the novel as a "prestigious and difficult-to-enter private university located in the Kansai region" with "a history dating back to the founding era and considerable scale, with several campus facilities designated as cultural heritage." Its prototype is said to be Doshisha University, a well-known private university in Kyoto.
Source:AnitabiReport an issue