Sailor Venus/Sailor V
Attacking and destroying enemies, disguising oneself
Crescent Moon Power, Transform, Moon Power, Change...
Vol.1 - The Birth of Sailor V!
She used it to transform into her standard Sailor form, as Sailor Venus, and for her unusually strong light-based attacks as well as disguising herself with Crescent Moon Power, Transform.
In the Crystal, Minako used it to disguise herself into a Mugen Academy student so she could attend idol Mimi Hanyu's concert.
- This item is sometimes referred to as the "crescent compact" by some fans.