|Alias||The Book Selling Witch, Sight of the World, The Lidless Eye|
|Magical Specialty||Forbidden Magic|
|Affiliation||Brimmed Hat Group|
Iguin (イグイーン) is the Brimmed Hat Witch who sold a book of forbidden magic to Coco. His motivation is somewhat unknown, but it has something to do with Coco. He appears to be incredibly powerful, possessing magic that is beyond the scope of normal witches. Iguin also have an incredible agility, being able to make jumps while casting magic. He rarely appears except to interfere with Coco from the sidelines.
Iguin's true appearance is unknown as his face is always covered.