Miyagi
From Katawa Shoujo Wiki
Miyagi is the homeroom teach of class 3-2 as well as the English teacher.
Miyagi is never seen in the game, nor does she have dialogue. She is only mentioned.
In 2010, Suriko did a Secret Santa project for Aura told from Miyagi's point of view. In this story we find out she's smokes Lucky Strikes cigarettes and runs the school's astronomy club and that she had to fight Mutou for the position.
Secret Santa Page[1] (Miyagi's story is number 2)
