Miyuki Shiba is a fictional character from the light novel series The Irregular at Magic High School, created by Tsutomu Satou. She is known for her exceptional magical abilities and is a skilled practitioner of magic, particularly in the area of ice magic. Miyuki is the younger sister of the main protagonist, Tatsuya Shiba, and plays a significant role in the story. In the series, Miyuki is portrayed as a kind and caring individual, often showing deep affection for her brother. Her character is also marked by her strong sense of duty and loyalty, making her a key figure in the narrative. Her relationships and development throughout the series contribute to the overall themes of family and personal growth.