Also known as: イズ(仮面ライダーゼロワン), イズ
Also spelled as "Izu" in some media.
A Major Supporting character in Kamen Rider Zero One. She is a Humagear, designed and programmed to be Hiden Aruto's personal Secretary. After the latter became the CEO of his Grandfather's company.
During the events of REAL×TIME, she transforms as Kamen Rider Zero-Two.