Nagisa/Relationships

Background
A former teacher of Class 1-A at Komome Gakuen, who teaches social studies.

Yako
Yako and Nagisa first meet in the spinoff manga After-School Hanako-Kun in Chapter 14 when Yako is caught in a supernatural trap set up by Teru Minamoto and is promptly rescued by Nagisa. At first, she's angry and wants to get away as fast as possible from Nagisa. As she looks at him, he turns out to resemble Misaki, Yako's deceased sweetheart, and the only human she came to trust.

Tsuchigomori
As a teacher at Kamome Gauken, Nagisa works alongside Tsuchigomori as co-workers. However, Tsuchigomori does tell Nagisa that he believes Yako is a civet for the sole reason of annoying her.