少女亞子透過鏡子就能變身成任何模樣。初期是設定為一面大鏡子，只要對著鏡子念出咒語就能變身，動畫中則改為可隨身攜帶，類似貝殼型狀的變身盒。 故事內容主要是圍繞在主角與周遭的人們所發生的一切事件，透過變身能力解決他人的困難。
Character Design
In-Between Animation (eps 3, 5, 11)
Series Composition
Original Creator
Storyboard (eps 6, 14, 20, 30), Episode Director (eps 6, 14, 20, 30)
Background Art (eps 4, 6, 14, 18, 30)
Background Art (eps 2, 4, 6, 8, 10, 12, 16, 20)
Key Animation (eps 2, 4, 10, 14, 17)
Animation Director (eps 5, 11, 19, 27, 35, 44)
Key Animation (ep 14)
Theme Song Performance (Italian OP)
Animation Director
Episode Director
Episode Director (eps 5, 11, 17 , 25)
Music
Key Animation (eps 2, 6, 9, 18)
Key Animation (eps 7, 15)
Animation Director (eps 1, 6, 13, 20, 26, 30, 37)
Animation Director
Director, Episode Director
Planning
Planning
1998年 季度排名 #1
1998年 動畫總排名 #31