Yui Okada (岡田 唯, Okada Yui) (born December 28, 1987, in Yao, Osaka, Japan) is a gravure model, model and race queen, former member of Japanese idol pop group v-u-den that was associated with Hello! Project. She remained within the group until its disbandment in 2008, after which point she was contracted with Up-Front Agency. She is currently no longer in the entertainment business, having retired to study beauty.
Source: “Yui Okada”, English Wikipedia (CC BY-SA 4.0), excerpt