Espiritus Malévolos. Mononogatari, 11

In the past, the young Hyōma swore revenge on these beings, while Botan grew up surrounded by his love. Now, Kokutan Yachimata has conspired to unleash Botan's tsukumogami. Despite being a Saenome, Kokutan had transformed into an umbrella and sought the power of the Arahitogami residing within Botan, which infuriates Hyōma.