A duo [[idol]] unit from [[Ensemble Stars!]] led by [[Itsuki Shu]]. Has a unique, steampunk-like image.

Current members:
* [[Itsuki Shu]]
* [[Kagehira Mika]]

Past members:
* [spoilers][[Itsuki Shu]][/spoilers]
* [spoilers][[Kagehira Mika]][/spoilers]
* [spoilers][[Nito Nazuna]][/spoilers]
Valkyrie(あんスタ)