Sorae Igarashi

Ganta's mother. She's shown to be a scientist working at the research facility that would become Deadman Wonderland 10 years later in the future. She's also the inventor of the Mother Goose system, which is used to restrain the Wretched Egg. Sorae and the DW's chief, Hagire Rinichirou, was the heads of the research on the Nameless Worms. Their brutal experiments on Shiro led to the creation of the Wretched Egg.