Data
Age: 26 years old
Height: 170 cm
Gender: Female
Motif Kamen Rider: Cheetah
Raider: Anubis, Jackal
Rider Type: Hero
Occupation: A.I.M.S. Field Captain
Affiliation: A.I.M.S.
Homeworld: Earth

Yua Yaiba serves as a technical advisor at A.I.M.S., overseeing the development of significant weaponry. She also operates as Kamen Rider Valkyrie. Initially, she worked at ZAIA Enterprise Japan, monitoring Isamu Fuwa. Eventually, she resigned from ZAIA, transforming into the Fighting Jackal Raider.