Strike Witches
An eighth manga, "Strike Witches: Kurenai no Majo-tachi" (ストライクウィッチーズ　紅の魔女たち) was serialized in Compton magazine between September 2014 and October 2015. It follows the story of the 504th Joint Fighter Wing, taking place before and during the second season of the Strike Witches anime, and covers events from their perspective that correspond to the events of the anime.