OVA
Description
Bukimi-chan, whose name is derived from the Japanese word for eerie or grotesque, is a ghostly entity encountered in the world of Jigoku Sensei Nube. She is best known for her tragic backstory and her unsettling appearance, which is defined by an abnormally long, stretching neck. Her background is rooted in a fatal accident; she was once an ordinary girl who died after falling from a height, a trauma that left her spirit bound to the location of her death. This event is the source of her spectral form and her characteristic ability to extend her neck to great lengths.

In terms of personality, Bukimi-chan is a deeply melancholic and lonely figure. She is not inherently malicious but rather acts out of a profound sense of sorrow and a desperate desire for companionship. Her motivations are driven by the loneliness of being a ghost, often leading her to frighten or attempt to drag others into her world so she no longer has to be alone. This creates a conflict where her actions, born from sadness, manifest as a dangerous threat to the living.

Her role in the story is that of a sympathetic antagonist in a specific haunting case. Unlike purely evil spirits, Bukimi-chan represents a type of yokai that evokes both horror and pity. Her key relationships are primarily with Meisuke Nueno, the series protagonist, and the students he protects. Nube acts as a mediator, understanding her pain while also needing to exorcise or save her to protect the living. The encounter forces Nube to address the emotional core of the haunting rather than simply destroying the spirit.

Throughout her appearance, Bukimi-chan undergoes a form of development from a threatening ghost to a pitiable spirit. The resolution of her story often involves helping her come to terms with her death, allowing her to move on to the afterlife. Her notable abilities are centered around her elongated neck, which she uses to spy on, startle, or physically restrain her victims. She may also possess other spectral powers like invisibility and the ability to create disturbing illusions, but her stretching neck remains her most iconic and terrifying trait.