If you liked the Gestalt anime, the Anime-Planet community thinks you'd like:
Ever been mistaken for a member of the opposite sex? For Makoto, this embarassing situation becomes reality when he and two classmates are inadvertently transported to a magical world full of castles, royalty, and giant armored bugs. There, he is mistaken for Fatora, a missing princess, and quickly becomes entangled in a seven day quest to find her, all the while fending off female advances and trying to clear his name!
Azusa was a normal high school student, until she was sucked down a well into a fantasy world full of monsters, demons, and surprises. Dubbed the priestess of the land of Kyou, she found herself joined by the Hachiyou, a group of people with magical powers, dedicated to protecting the priestess and the land. But all does not bode well for Azusa, as the demon Akuram wishes to claim her power for evil purposes. In addition, a malicious spirit is ravaging the townspeople, stealing their life energy! A day's work is never done for the priestess and her companions, it seems.
Although the worlds of heaven and earth used to exist as one, they are now seperated by the boundaries of time and space. As the towers of heaven begin to fall, Munto, the magical king, descends to earth in a seemingly futile attempt to find the chosen one who can stop the worlds from being destroyed.
The god Mauser delivered unto a world of magic a prophecy: if the Scrapped Princess is allowed to live, she will destroy the entire world. But the knight who was to kill her could not end the life of a newborn child, and so she lived. Fifteen years later, her adopted brother and sister have sworn to protect her, and together they travel from town to town, searching for a life she can't have.