Ghost Girl

The Ghost Girl is the spirit of an unnamed former female student who roams the hallways of Yotsuba University Affiliated Junior High School.

Appearance
The unnamed Ghost Girl has the appearance of a middle-school girl with long black hair that stretches down to her back and bangs that hide her eyes. When her eyes are seen, they appear to glow and reveal a sinister expression. She is also seen wearing the girl's uniform for the middle school, having once supposedly been a student there herself.

Manga

 * Mahiro and the After-School Fright