

Both have powers way above anything else a human has shown in Bleach and Ururu even has an "angry-mode" when she gets hurt.They seemingly come from nowhere and live at Urahara's.It's likely that Urahara did the same to create Ururu and Jinta. He used a combination of Gigai and Gikon technologies to bring her into existence. We know that Nemu Kurotsuchi is the artificially created "daughter" of Mayuri Kurotsuchi. Theory 1: They are Enhanced Artificial Souls 1

Here are the possible theories, the facts supporting them and the facts opposing them: Most of the evidence points to them being either Enhanced Artificial Souls/Humans. I would like to start off by saying that their race hasn't been explicitly stated in either of the Anime/Manga, so we can only theorize what race they might be from.
