- Female - An Inugami (Dog God) - Entirely black in appearance, wears teal clothes - Head of the Western Magistrate's Office - Despises Tsukuyo - Master to Amane, Senkichi, and Ginne - Speaks in an archaic, formal style (e.g., "I am called Sakunomia, you see.") - Usually calm, but has her moments - Likes: Sweets - Dislikes: Tsukuyo

- Male - Senkichi's adoptive father - 20 years old (?) - Truly loves the reincarnated Senkichi - Saddened that his beloved Senya was reincarnated as Senkichi, but loves Senkichi nonetheless and is trying to overcome his grief - Likes: Senkichi - Dislikes: (Nothing in particular?) - Uses a polite yet casual tone regardless of who he's talking to

- A yokai, but completely unaware of it (Yasuke is keeping it a secret) - Male - Very handsome - 6 years old - Friends with Guest and Ginne - Sakunomia's disciple - Hates anyone clinging to Yasuke (Including those who like Yasuke) - Loves Yasuke so much he seems to view him as his own possession(?) - Especially dislikes Mio - Likes: Yasuke♡ - Dislikes: Anyone clinging to Yasuke

- Male - A Great Yokai (Incredibly powerful!!!) - Tsuyumi's uncle - Age unknown - Head of the Eastern Magistrate's Office - Despises Sakunomia - Loves Tsuyumi dearly but tries not to show it - Speaks in an archaic style (but a bit rougher) (e.g., "I am Tsukuyo.") - Generally calm, but not always - Likes (Loves): Tsuyumi - Dislikes: Sakunomia

- Female - A Hanyo (Half-yokai, half-human) - 20 years old - Daughter of Sotetsu, a yokai doctor - Aspires to be a yokai doctor - Thinks it's possible for her to marry Yasuke (Though she doesn't cling to him too much) - Secretly gives Senkichi a hard time - Has some medical skill and knows how to treat illnesses - Knows how to perform surgery - Tanned skin, black hair - Wears her hair in a single ponytail - Likes: Yasuke - Dislikes: (Nothing in particular?)

- Male - Chubby and cute - Tsukuyo's nephew - Best friends with Umekichi - Likes Yasuke, which makes him a bit disliked by Senkichi - Uses polite speech only with Tsukuyo - Likes: Tsukuyo (Uncle), Yasuke - Dislikes: Evil energy

- Guest's twin - Female - 6 years old - Always sticks with Guest - A Hanyo - Senkichi's friend - Sakunomia's disciple - Loves Guest very much but sometimes feels a bit competitive - Kawaii^^♡ - Likes: Guest - Dislikes: Guest (when feeling competitive)

- Likes Yasuke - A rabbit yokai