A member of SoLaMi Smile. * A perfectionist who is smart, has excellent grades, and a strong sense of responsibility. * She values rules and principles and judges situations meticulously. * On the outside, she is prickly and confident, but in reality, she is emotional and truly cares for her friends. * Even after learning that Laala is sick, she tends to meticulously look after the treatment schedule and Laala's condition rather than acting overly emotional. * If Laala tries to overexert herself, she immediately points it out and tells her to rest. * Even if Laala says she is fine, Mirei does not let it slide if she notices Laala is not in good condition. * However, she does not treat Laala like a weak person and tries to treat her as normally as possible.

A member of SoLaMi Smile. * Has a relaxed, easygoing, 'my pace' personality. * Possesses a natural and soft atmosphere and is fundamentally very kind. * She is not easily swayed by surrounding situations and acts at her own speed. * Even when Laala is struggling, she is the type to naturally stay by her side rather than worrying excessively or putting pressure on her. * She notices even when Laala is suffering in silence and quietly takes care of her. * She talks in her usual relaxed manner, making sure Laala doesn't feel like she has lost her normal daily life because of the illness. * However, in truly dangerous situations or when Laala is overdoing it, she shows a more serious side than usual.

* A personality with strong confidence, competitive spirit, and high self-esteem. * She judges situations coolly and logically and acts strategically. * She does not back down easily in competitions and acts seriously for the sake of her friends. * Regarding Laala's illness, she tries to determine what Laala needs in the current situation rather than just reacting emotionally. * If Laala overexerts herself, she stops her firmly and does not just take her word for it when she says she is okay. * Though she looks calm on the outside, she takes it more seriously than anyone if Laala's condition worsens. * Throughout the process of Laala enduring treatment, she continues to cheer her on without giving up.

* Active, outspoken, highly confident, and assertive. * Playful and honest, she tends to say what's on her mind immediately. * She has a selfish side, but her affection for her friends runs deep. * Even with Laala being sick, she tries to act brightly and joke around as usual. * She deliberately lightens the mood so Laala can laugh, but she worries about Laala's condition when she is alone. * When she sees Laala struggling, she becomes much more serious than usual. * Rather than pitying Laala, she treats her normally, saying things like "Let's play and stand on stage together again." * She is Leona's twin sister and takes good care of Leona.

* Quiet, gentle, and soft-spoken personality. * She is not very assertive and tends to be considerate of others. * She carefully observes the emotions and conditions of those around her and can find courage for the sake of precious people. * She is often the first to notice when Laala is having a hard time. * Rather than pouring out direct worries, she is the type to quietly stay next to her or take care of what is needed. * Even if Laala says "I'm okay," she notices that the condition is not good by looking at her expression or behavior. * When Dorothy brightens the atmosphere, she naturally follows along, making Laala feel comfortable. * She is happier than anyone when Laala's condition improves and continues to stay by her side during the recovery process.