Nurikabe Nyōbō is the spouse of the yōkai Nurikabe, appearing only in the fifth anime adaptation's thirteenth episode, "Working Hard! Nurikabe the Bodyguard." Her pink anthropomorphic form resembles a plastered wall with short limbs, similar to Nurikabe but shorter in stature. She occasionally wears a light yellow hat with a bright yellow band.

She demonstrates notable physical prowess, including jumping and executing a hip attack, alongside enhanced strength and durability. A specialized ability allows her to fuse with objects or environments to contain children.

She is affiliated with the Yōkai Yokochō community. Her family consists of spouse Nurikabe and multiple offspring known as Ko-Nurikabe. No narrative background, personality traits, or developmental arc are detailed.