Complete Costumes

Madoka Kaname (Magical girl costume)
Puella Magi Madoka Magica
Suu (White dress with Blue Ribbon. Shown in back of artbook)

In Progress Costumes

Wanderer (Red Cloak)

Planned Costumes

Lumpy Space Princess
Adventure Time with Finn and Jake
Sora Akanegasaki
Ever17 The out of Infinity
Makoto Kino (Sailor Jupiter)
Sailor Moon
Utena (Dueling Uniform )
The Adolescence of Utena