Todoroki forces Kamitsuki to eat grilled sweet buns which are airy dough coated with a thick, sweet miso sauce and then grilled. It is well known that if anyone not from Gunma tastes grilled sweet buns, that person will die...
Source: crunchyroll
The comedy manga centers on Nori Kamitsuki, who moves from Chiba Prefecture to a fictionalized version of Gunma Prefecture northwest of Tokyo, and the story focuses on Gunma's culture. Before moving to Gunma, Kamitsuki only sees that the prefecture has a fearsome reputation on the net. Upon moving, he soon makes contact with the people who hold a strong love of Gunma's culture.