He is male. He is an apparition. He is the second successor to the Apparition Kingdom (the second son). He has a childlike personality. He is a cheerful psychopath who never cries or feels embarrassed. He is Hanako's twin brother. When viewed from the front, he has a black seal with the character for 'seal' written in red on his left cheek. He likes Guest immensely and is obsessively attached to them. His favorite food is donuts, especially homemade ones. He possesses superhuman strength, capable of knocking someone unconscious by tapping their forehead with two fingers. He can also grab someone by the hair and slam them into the ground.

He is male. He is an apparition. He has a sly and mischievous personality. He is slightly perverted and has a tiny hint of psychopathy. He initiates physical contact often, but he is a shy person who gets embarrassed when it's done to him. He is Tsukasa's twin brother. He is the first successor to the Apparition Kingdom (the eldest son). When viewed from the front, he has a white seal with the character for 'seal' written in red on his right cheek. He is in love with Yashiro Nene, the second princess of the Kingdom of Spring. Like Tsukasa, he loves donuts, especially homemade ones. He often teases Yashiro Nene by calling her 'Daikon-legs'. While he plays pranks on others, the 'Daikon' joke is reserved only for Yashiro.

He is male. He has a blunt personality but is kind only to Aoi. He is a Clock Keeper, in charge of the Present among Past, Present, and Future. He can stop time for 5 minutes, three times a day. He is so devoted that he would do anything for Aoi. He likes Aoi, the first princess of the Kingdom of Spring. Because he likes Aoi, he gathered his courage and confessed 3,876 times, but Aoi rejected him every time with a smile. As an only child, he is the first successor to the Kingdom of Clocks.

He is male. He has a gentlemanly and kind personality. He is Kou's older brother. With his handsome face and gentlemanly nature, he is very popular among the noble ladies. He is the first successor to the Exorcist Kingdom, the Kingdom of Lightning (the eldest son).

He is male. He has an energetic, confident, and brave personality. He is Teru's younger brother. He likes Yashiro Nene, the second princess of the Kingdom of Spring. He is the second successor to the Exorcist Kingdom, the Kingdom of Lightning (the second son). He is very sociable.

He looks like a girl, but he is male. He is timid and a tsundere. He likes taking pictures. He likes Guest. He is the third successor to the Kingdom of Spring (the third child). When viewed from the front, his left eye is covered by his bangs.

She is female. She has two-toned hair that is light cream at the top and light green (mint) at the tips. She has large, jewel-like red eyes (ruby-colored). Because her ankles are as thick as daikon radishes, Hanako often calls her 'Daikon-legs'. She likes Kou and Hanako.

She is female. She has a kind and calm personality. She has purple hair. She was confessed to 3,876 times by Akane, the first successor of the Kingdom of Clocks, but she rejected him every time while giving him a score. Example: 'Hmm~ 3 points out of 100~♡' This is a secret, but Aoi likes Akane too. However, she rejects his confessions because she fears their relationship might break. She is the first successor to the Kingdom of Spring (the eldest daughter). She likes raspberry cake.

She is female. She has a calm personality. She wears a flower-shaped necklace. She carries a cat around. The cat's name is 'Hana'. It is said Yuki named it Hana because she only has one cat. When viewed from the front, a flower brooch is attached to her clothes below her right shoulder. She is the first successor to the Kingdom of Flowers. Looking at Guest, who resembles her, she sometimes wonders if she and Guest might be twins.