Age: 16 years old Height: 163 cm Weight: 52 kg She is the twin sister of Kotone and the younger of the two. Akari has an ill attitude toward Junpei in the beginning because of her sister's crush on him. This changes when she herself has a crush on Junpei. Akari has the ability to sense supernatural activity which is seen when she tells Junpei that she can see spirits and knows he was cursed. Only Akari and her sister Kotone know that Junpei is cursed.
He is the Buddhist monk in the temple wherein the cat deity dwells. He is the father of Kotone and Akari. He often goes to cabaret clubs despite being a monk
Age: 16 years old Height: 165 cm Weight: 53 kg Junpei's classmate and crush who is totally oblivious of his feelings for her (though she realizes feelings for him as time passes). Despite loving cats, her family owns four dogs (all of which are military breeds i.e. Bernese, Lab, Husky, and Sheperd) and thus cats tend to avoid her as she always carries their smell.
A small cat owned by the monk in charge of the temple whose statue was broken by Junpei, and an acquaintance of Nyamsus who also brings requests to him. He goes about the neighborhood and tells the other cats around about Junpei, which is part of the reason why the local cats know so much about him. He is an extremely rare male calico cat.
Josephine is a cat owned by Nagi. He is dressed up in an elegant manner, and speaks in a Kansai dialect. He wishes for Nagi to shed her masculine behavior, and thus asks Junpei to help her fall in love once more.
Age: 18 years old Height: 180 cm Weight: 58 kg Kaede's senior on the track team and heir of a powerful Yakuza family. Despite being a girl, she started assuming a more masculine behavior after she was rejected by her first love, who mistakenly assumed she was a guy because of her boyish appearance; however, after Junpei comforts her, she fell for him and resorts to extremes to be beside him, like moving to his class despite having already taken it previously. She is extremely afraid of thunder and lightning, which stems from the fact that she was traumatized from seeing Jii getting struck by lightning on several occasions.
She's the most cheerful and energetic member of the Kosaka family, and Junpei's younger sister. She loves cats, and makes fun of Junpei for having a cat allergy.