Mahojin Guru Guru was previously adapted into a 45 episode TV anime in 1994 – 1995 and a 38 episode sequel series in 2000.
Now the official Twitter account for Mahojin Guru Guru has confirmed that the upcoming TV anime adaptation for the series will not be a sequel to the earlier anime adaptations or an adaptation of Mahojin Guru Guru 2, but rather a reboot that starts the story from the very beginning of the original manga.
Translation: “With the regards to the new anime, it is not a sequel to the previous anime series or an anime adaptation of Mahojin Guru Guru 2.