Tsukasa Hiiragi  

, 柊つかさ

Tsukasa is the younger twin sister of Kagami who resides in a family home with six members, including her parents. Despite not being skilled in academics or sports, she excels in cooking. Tsukasa shares the same class as Konata and has a smaller physique than average. She has short, light-purple hair styled in a headband, along with droopy violet eyes. Tsukasa is often depicted as a clumsy character and falls under the category of "healing types." She tends to spend a considerable amount of time sleeping.