Nathalia Effenberg
ナタリア・エッフェンベルク
| Nathalia Effenbergナタリア・エッフェンベルク | |
| Hair | Blond, Twin Tails, Waist Length+ |
| Eyes | Blue |
| Body | Big Breast Sizes |
| Clothes | Dress, Glasses, One Piece Swimsuit, School Uniform, Thigh-high Stockings |
| Role | Discipline Committee Leader |
| Visual novels | Main character - Magical Witch Concerto |
| Voiced by | Matsunaga Yuki |