Movie
Description
Nurikabe is a large, rectangular wall-shaped yōkai characterized by sleepy eyes and limbs, typically gray but light blue in the third anime adaptation. Early manga appearances depicted it with one eye, evolving to two eyes later, with rare instances showing a mouth and nose. Standing three meters tall and weighing one ton, it inhabits the GeGeGe Forest and behaves with the demeanor of a middle-aged entity, as noted by characters like Nezumi-Otoko.

First appearing in a 1961 rental manga cameo in "A Walk to Hell," Nurikabe officially debuted in "The Great Yōkai War" storyline. In this arc, it perished when Western yōkai vampires drained its blood, but later returned without explanation in "Kasa-Jizō," becoming a recurring cast member from the second anime series onward. This revival marked the beginning of its consistent role as a protector within the Kitarō family.

Functionally, Nurikabe serves as a defensive shield for Kitarō and allies, leveraging immense durability to withstand fire, lava, and physical assaults. Primary combat techniques include a "plop down" body-slam attack and trapping enemies by plastering them into its body structure. Internal physiology remains largely undefined, though third anime episodes revealed bamboo shoot-like bones. Despite vulnerability to vampire attacks demonstrated in its initial death, the fourth anime showed resistance to similar assaults, indicating possible evolutionary resilience.

Communication is minimal, typically limited to uttering "Nurikabe," with rare instances of full sentences even in later series. It exhibits gluttonous tendencies, favoring wild grapes and rice balls, and expresses distress over food restrictions, as seen in "Kitarō's World Obake Tour." A family life was introduced in the fifth anime, featuring a wife (Nurikabe-Nyōbō) and children (Ko-Nurikabe), first appearing in Episode 13 but included in the opening sequence from Episode 1.

The character draws from Japanese folklore documented by Kunio Yanagita, where the nurikabe manifests as an invisible wall obstructing nighttime travelers, particularly in Fukuoka Prefecture. Creator Shigeru Mizuki incorporated personal experiences into this lore, recounting an incident during World War II in New Guinea where an unseen barrier impeded escape from an ambush, later interpreted as a nurikabe encounter. This legend underpins the character's thematic role as an obstructive force.