Between 2010 and 2014 broadcasted the popular TV animation in Japan the Seitokai Yakuindomo. Just like with other popular animations like the Sword Art Online or the Girls und Panzer this anime also going to gets a “Movie” version in 2017 Summer in Japan.
The exactly release date of the Movie will be published later in 2017 but an official Roadshow starts on July 21, 2017 in Japan. The roadshow details also going to release later but you can read about it the official twitter in here and you can find the exactly promotion banner on the official website too. Until more information, please stay tuned.
— アニメ「生徒会役員共」@劇場化決定！ (@seitokai0428) December 13, 2016