Miyuki MacKenzie teaches homeroom for class 1-F at Hatagaya School and advises residents at Quest Dormitory. Her name appears in Kanji as 深雪・マッケンシー. She has chin-length brown hair, grey eyes, and oval-shaped glasses. The name Miyuki blends the Japanese characters for "deep" (深) and "snow" (雪). Her Scottish surname MacKenzie translates as "Son of Coinneach." Within an alternate world setting, she is recognized as a descendant of Souta Hatate, designated a "main character" in the narrative's quest structure.