This is the tumultuous story of a college girl who ends up living together with a handsome spectral cat...? Akane's parents died early in life, and she was living a carefree life alone in her great aunt's house in the countryside. Her peaceful life changed drastically on her twentieth birthday. Suddenly, a beautiful man named Tokiwa, who claimed to be the grand master of the Ayakashi cats, appeared! Akane is bewildered when he tells her that they are a married couple. She refuses Tokiwa's sweet approach, but is told that the marriage is cursed and cannot be easily dissolved! [Original Web Serialization](https://www.alphapolis.co.jp/manga/official/71000543)

A booklet packaged with Harta volume 76 at select stores. It's an anthology of one-shots centering on the theme of younger sister.

A booklet packaged with Harta volume 75 at select stores. It's an anthology of one-shots centering on the theme of older brothers.

A booklet packaged with Harta volume 74 at select stores. It's an anthology of one-shots centering on the theme of younger brothers.

A booklet packaged with Harta volume 16 at select stores. It's an anthology of one-shots centering on the theme of muscle enthusiasts. (Source: Natalie, translated)

In the *Yutkaa-kun no Buppou Seminar* series: 1. *Tenma 3000-nen* 2. *Shura no Shoutai!!* 3. *Jinrui Mi~na "Jukkairon"*