It has been revealed by Fuji TV during their livestream event that the sequel for the Saenai Heroine no Sodatekata anime series is set for its Noitamina programming block on April 2017. From what has also been confirmed the second season will be titled Saenai Heroine no Sodate-kata Flat.
The first anime season started airing January 16th 2015 and ended March 27th 2015 with a total of 12 episodes releasing for it. Originally the series itself is based off of a light novel series and that started its release beginning on July 20th 2012 and since then has been ongoing publication. Other spin offs, side stories and specials have also been released for the overall series. Now below is a plot summary of the series quoted from MAL:
The life of Tomoyo Aki, a highschool otaku working part time to support his BD hoarding. With remarkable luck, he bumps head-first into, Megumi Kato, the most beautiful girl he has ever seen. Naturally, the meeting twists his life into a complicated torrent of relationships. Eriri Spencer Sawamura, his half-foreigner childhood friend who’s always valued her relationship with MC. Kasumigaoka Utaha, a cold, composed renowned literary genius who shoves everyone aside from our protagonist. What is this? An eroge introduction?The tale of a small not quite doujin circle, but not quite indie studio’s journey through the tough territory of comiket and beyond.