Tachibana Erika

Hobbies: Burning fallen leaves in bonfires
Skills: Memorizing Hyakunin Isshu
Likes: Everything Japanese
Dislikes: Anything Western
Liked food: Red bean soup, matcha
Hated food: Coffee

Honoka's coworker and the Japanese History teacher. She acts completely like a person from the past and looks younger than she is. Due to her younger looks, the students call her different forms of "loli", which is one way to anger her.