Yayoi Ulshade (弥生ウルシェード Yayoi Urushēdo) is Doctor Ulshade's granddaughter and assistant. She has a crush on Daigo, and joins the Kyoryugers by replacing her grandfather as Kyoryu Violet upon his retirement. Yayoi is 20 years old at the time of her first appearance in Kyoryuger.[1]