It will premier on April 7
The official website for the anime adaptation of Major 2nd anime has uploaded a new promo which you can see bellow:
Ayumu Watanabe (some Doraemon´s Movies) is directing theanime at Studio NHK Enterprises; Kenichi Ohnuki (Gundam Build Fighters Try) is in charge of the character design.
The series is a sequel of the first major Manga and will follow the story of the previous Main Character´s Son.
Via: Anime News Network