Yui Ikari is a pretty 27-year-old Japanese woman, a bioengineering scientist and works at GEHIRN in charge of the Evangelion project. Yui has a happy, optimistic, very intelligent and maternal attitude, in addition to her faith in humanity and its salvation. Yui is deeply in love with her college friend, having the dream of marrying him and becoming a mother, in addition to finishing the Evangelion project. Yui has nape-length dark brown hair, brown eyes with a small green tint, and pale skin.