Sentai Filmworks has acquired licenses to the second season of Zero no Tsukaima (The Familiar of Zero: Knight of the Twin Moons), as well as the third season of Kami Nomi zo Shiru Sekai (The World God Only Knows: Goddesses). Both anime shows will be released digitally at first and then later released on home video.
Synopsis of Zero no Tsukaima: Futasuki no Kishi:
“This sequel is a continuation of the previous season, not long after the war. Louise and Saito seemingly getting along now since she knows that he had given up his only chance to return to Tokyo for her. The story continues as Louise begins to use Void Magic from a mysterious secret book she had recieved from her majesty Henrietta, while a new villain has appeared in town causing trouble.”
Synopsis of Kami Nomi zo Shiru Sekai: Megami-hen:
“After releasing fourteen girls from the grasps of runaway spirits by making them fall in love with him, Keima has proven himself to be the Capturing God of both the 2D and 3D worlds! But a new challenge awaits as Diana, the goddess possessing Keima’s neighbor Tenri, tasks him to find her siblings, and his only clue to their whereabouts resides with past conquests who still retain their memories. Now Keima is on the hunt in hopes that these divine beings might finally release him from his contract with Hell. But with the shadowy organization known as Vintage out to kill these girls, it becomes a race against time to put a stop to their plans and restore these goddesses to their former power!”
Both synopsis courtesy of http://www.myanimelist.net