Also known as: ルビー, ルビー(ゼンゼロ)
An NPC from Zenless Zone Zero, she is one of Ellen Joe's high school friends, alongside Lynn (Zenless Zone Zero) and Monna (Zenless Zone Zero).
Ruby has short Blonde Hair with her Bangs Pinned Back by a Red Hairband and Blue Eyes. She wears a School Uniform consisting of a white Collared Shirt with a Blue Necktie, a Pink Cardigan kept open, a Blue Vest, a blue Pleated Skirt, Black Thighhighs and a pair of black Loafers.