Hoshimi Asuka

The oldest sister. She has a serious personality and often hides what she likes stubbornly. Asuka is the class president of her own class and despite her personality, her classmates adore her. Due to the fact she likes to take care of others, she is often relied on, especially by her younger sisters. She is bad at all housework, especially at cooking. She relies on Yuki to do all the housework. She also doesn't like it when Miku teases her all the time.