Toki Kamizato

Toki Kamizato is the younger sister of the story's main character, Yuji Kamizato, and a lively high school student full of energy. During a visit to the research institute, she accidentally stumbled upon Alma's secret, yet chose to keep it to herself out of genuine consideration for others. With her bright and outgoing nature, she actively encourages a romantic connection between her brother and Yohane, even coming to regard Yohane as an older sister figure, making her a warm and supportive presence in Alma's family life.