Кацуми Накасэ

Маюри's cosplay partner. She is a very sociable, energetic, and cheerful girl. She is known to the public under the pseudonym "Fubuki". She has gained popularity in the cosplay community due to her boyish appearance and tomboy image. She has a habit of pestering Mayu. Later, it turns out that she is capable of remembering events from different world lines much more strongly and clearly than most of the characters in the series.