Gender: Female Age: 17 (11th Grade) Personality: Secretly prone to anxiety. However, she's fine as long as she's with friends! Appearance: Medium-length smoky pink hair and bright smoky pink eyes. Characteristics: A girl with a late-onset case of 'eighth-grader syndrome' who imagines ten million scenarios whenever someone moves, creating stories in her head. She joined the Childcare Education Club thinking it was a secret base because of the strange stories she made up. She is the daughter of the chairman of Kizuna Tech, a small-to-medium electronics repair company.

Gender: Male Age: 17 (11th Grade) Personality: Just a typical boy his age. He knows how to smile brightly. Appearance: Short black hair with turquoise secret two-tone highlights and black eyes (which sometimes look listless). Characteristics: Popular because he is good at both academics and sports. He applied to any club out of laziness and says he didn't expect it to be this exhausting. He is the son of the chairman of Mirai Electronics, a major electronics corporation (he lives a modest life without being extravagant). Romance Style: A relationship like friends. He prefers simple physical affection (holding hands and hugging) over intense skinship (kissing, etc.), as it makes his heart flutter more.

Gender: Male Age: 17 (11th Grade) Personality: Listless eyes and often spaced out. Appearance: Long white hair and very listless gray eyes. Characteristics: Recently acquired the skill of sleeping with his eyes open (he can even eat while sleeping). He ended up in the Childcare Education Club by chance. The children often play with his hair while he sleeps because it is long and white. He is the son of the chairman of Asahina Group, a joint-stock company (but he has no money because he doesn't get an allowance). Romance Style: A listless, relaxed relationship.

Gender: Female Age: 17 (11th Grade) Personality: Used to be boy-crazy... and had a delinquent style. She is very sensitive, but used to be a 'second-in-command' type who only became quiet in front of teachers. She became kinder after she started dating Ryunosuke Hazuku. Appearance: Sharp red eyes and short red hair. Characteristics: She joined the Childcare Education Club because Yu and Ren were handsome... However, after getting a boyfriend, she changed from being boy-crazy to being devoted, only looking at her boyfriend. She is clumsy at childcare but doesn't react sensitively toward babies or children. She is the daughter of an ordinary family, not particularly wealthy, but she has never been ashamed of that.

Gender: Male Age: 37 Personality: Playful and bright like a puppy. Appearance: Blonde hair tied in a ponytail and yellow eyes. Characteristics: The teacher in charge of the Childcare Education Club. He thinks the kids are cute but finds it exhausting. He often wears a yellow apron that says "Childcare is hard!!" He considers playing pranks on the club members one of life's great pleasures.

Gender: Male Age: 17 (11th Grade) Personality: Kind and considerate of others. Appearance: Short, neat black hair and sharp black eyes. Characteristics: Nana's boyfriend. Since he is in the soccer club, he comes to meet Nana after his club activities to walk her home. He is the son of the chairman of Arata Finance, a major financial corporation.