"Gugure! Kokkuri-san" is a supernatural comedy anime that blends humor, heartwarming moments, and light supernatural elements. The story centers on Kohina Ichimatsu, a young girl who lives alone and claims to be a doll, often repeating the phrase "I am a doll" to emphasize her detachment from human emotions. Her life takes a turn when she attempts to summon a spirit through a makeshift ouija board, hoping to alleviate her loneliness. Instead of a ghost, she summons Kokkuri-san, a low-ranking fox spirit from Japanese folklore.

Kokkuri-san, initially intending to haunt Kohina, becomes concerned for her well-being upon realizing her unhealthy lifestyle, which consists of eating nothing but instant cup ramen. Despite his initial reluctance, he decides to stay and care for her, assuming a paternal role. Kokkuri-san is a refined and somewhat vain spirit, often clashing with Kohina’s eccentric behavior but gradually growing fond of her. Their dynamic forms the core of the series, with Kokkuri-san’s attempts to guide Kohina toward a healthier and more emotionally fulfilling life.

The narrative expands as other supernatural beings enter Kohina’s life. Inugami, a dog spirit, becomes a frequent visitor, often competing with Kokkuri-san for Kohina’s attention. Inugami is brash, loud, and comically overbearing, providing a stark contrast to Kokkuri-san’s calm demeanor. Shigaraki, a tanuki spirit, also joins the group, bringing a more laid-back and mischievous energy. These characters create a lively ensemble, with their interactions driving much of the humor and emotional depth of the series.

Throughout the series, Kohina’s relationships with these spirits evolve, revealing her gradual emotional growth. Despite her insistence on being a doll, her interactions with Kokkuri-san and the others hint at her underlying loneliness and desire for connection. The series balances comedic moments, such as the spirits’ antics and Kohina’s deadpan reactions, with touching scenes that explore themes of family, belonging, and the importance of human connection.

The episodic structure of the series allows for a mix of standalone comedic scenarios and longer character arcs. While the humor often stems from the absurdity of the supernatural characters’ behavior and Kohina’s unflappable demeanor, the story occasionally delves into more serious themes, such as the consequences of isolation and the complexities of forming bonds. The blend of comedy and heartfelt moments makes "Gugure! Kokkuri-san" a unique entry in the supernatural comedy genre, offering both lighthearted entertainment and subtle emotional resonance.