Overview
Seven-Colored Puppet Master (七色の人形使い, Nanairo no Ningyō Tsukai) is the tile of Alice Margatroid used in Perfect Cherry Blossom. The seven-colored part is most likely referring to colors on a rainbow.
For more details refer to the article Alice Margatroid.
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Touhou Touhou Project Mystic Square Perfect Cherry Blossom Alice Margatroid Forest of Magic Doll Shanghai Dolls Hourai Doll