Rei Dakimakura by Evangelion Shop is a licensed pillow cover that fans of the anime series “Evangelion” can purchase to enjoy watching their favorite character. Just like everyone else, you’ve probably been watching Neon Genesis Evangelion since it first aired in the 90’s. The epic story and complex characters have captivated millions of people around the world. And one of the most memorable characters is Rei Ayanami, a humanoid female who pilots an Eva called Unit-00. But just how did Rei get her name?