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Takazaki Aika is the younger sister of the protagonist Takazaki Souichi and daughter of the woman who married Souichi's father. She is a witty girl with a sharp tongue.<br /><br />
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Takazaki Aika is the younger sister of the protagonist Takazaki Souichi and daughter of the woman who married Souichi's father. She is a witty girl with a sharp tongue.<br /><br />
