Gainax

GAINAX (株式会社ガイナックス) is a Japanese anime studio which have garnered critical acclaim and commercial success. Evangelion has reportedly grossed over 150 billion yen, or approximately US$1.2 billion. The company is headquartered in Koganei, Tokyo.

Until Shinseiki Evangelion, Gainax typically worked on stories created in-house, but the studio has increasingly developed anime adaptations of existing manga like Kareshi Kanojo no Jijou and Mahoromatic. Series produced by Gainax are often known for their controversial twist endings.
*wikipedia

Miyazawa Yukino is the most recognizable girl in school and the president of her class. She has no weaknesses, and her grades are always good enough to put her at the top of the honor roll. On top of that, she makes new friends easily, which has always made her an object of admiration. In reality, however, all this is nothing but her other face.