A Tsuchigumo is typically a giant spider-like yokai with the body of a tiger, the head of an oni, and the legs of a spider, but Mizuki looks human except for the spider legs growing from their back.

Runs a clothing store in Ayakashi Alley.

Uses illusions and transformation magic to bewitch and devour humans.

Because they make clothes using their own silk, they often get tangled in the threads and become unable to move, receiving help from Ena every time it happens.

Possesses a strong desire to create giant-sized clothing.