Jey

Jey (ジェイ), who transforms into the evil Kamen Rider Dark Necrom Y(ellow) (仮面ライダーダークネクロムＹ [イエロー]) is one of a trio of Kamen Rider Necroms who serve as Kamen Rider Dark Ghost's guard.

Devices

 * Proto Mega Ulorder - Transformation device
 * Ghost Eyecons - Transformation trinkets.

Portrayal
Jey is portrayed by Yuko Takayama, who previously portrayed Rinko Daimon in Kamen Rider Wizard. As Kamen Rider Dark Necrom Y, her suit actor is unknown.