Kiyotaka's younger sister
Kiyotaka sister 1
Name: Unknown
Age: 15-16
Gender: Female
Hair colour: Dark pink
Eye colour: Purple
Family: Kiyotaka (older brother)
Occupation(s): High school student (first-year)
Affiliation(s): Sanada Central High
Other information
Debut: Episode 5 (anime)
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Kiyotaka's younger sister is a freshman at Sanada Central High. She has poor eyesight, which requires her to wear contact lenses.


Kiyotaka's younger sister is slim and of average height. She has violet eyes (in the anime) and violet hair of medium length. She is seen wearing the Central High uniform.


She is a shy person, barely having spoken at all in front of her brother's friends. She is also polite and apologises to the boys for having lost her contacts.