It was announced on Square Enix GanGan website.
It has recently been announced that the manga made by Nozomi Uda, Tanaka-kun wa Itsumo Kedaruge, will get an Anime adaptation.
The details are still very few, but the official website and twitter account has been opened.
Anime News Network describes the story as follows:
The youth comedy manga follows the ever-listless Tanaka and his taciturn classmate Ōta, who can’t leave Tanaka alone.
Via: Anime News Network