1. First, you need to complete the maze of Princess Zi Xue.

2. Go to 1F in Princess Yukiko's maze, talk to the shadow in front of the elevator and hit it.

3. After defeating the shadow, go to 3F in the maze of Princess Zi Xue, and find dancing hands in the room in the upper left corner of the map. The dancer is a rare weapon in the exotic record of Goddess 4, which requires a certain game progress and combat ability to obtain.