Naoko Takeuchi
The is a group of fictional characters in the "Sailor Moon" manga series by Naoko Takeuchi. They are the chief villains of the first story arc in every version of the series, and were first introduced in the first chapter of the manga, "Usagi – Sailor Moon", originally published in Japan's "Nakayoshi" on 28 December 1991. In some English adaptations, the Dark Kingdom's title was changed to Negaverse.