The Testament of Sister New Devil (新妹魔王の契約者) is a Japanese light novel series by Tetsuto Uesu with illustrations by Nekosuke Ōkuma. A manga adaptation has been serialized in Kadokawa Shoten’s Shōnen Ace magazine since May 2013. A second manga adaptation has been serialized in Hakusensha’s Young Animal Arashi magazine since February 2014. An anime adaptation started airing in January 2015. A second season has been announced to premiere in October 2015 with an OVA to follow in January 2016.
“Hey, you said you wanted a little sister, right?” First year highschool student, Toujo Basara, was suddenly asked by his father and fell into a state of panic. On top of that, the eccentric father told him he will be getting remarried. He then departed overseas after bringing Basara two beautiful step-sisters. But Mio and Maria’s true forms are actually the newbie Demon Lord and a succubus!? Basara was almost entered into a master and servant contract with Mio, but a “reversed” contract was formed by mistake, and Basara is now the master!? Moreover, Basara is being hit by one ecchi situation after another due to the contract, but Mio’s life is being pursued by other demon tribes and hero tribes! The most powerful contractor’s desire action drama begins!
Last Modified: Sept 25, 2017
Shinmai Maou no Testament:
[Feb 04, 2015] ED: Kaori Sadohara – Still Sis
[Feb 04, 2015] OP: sweet ARMS – Blade of Hope
[Mar 04, 2015] The Testament of Sister New Devil Rinkai Toppa no Zecchou Ongakushuu
[Mar 25, 2015] Shinmai Maou no Testament Rinkai Toppa no Etsuraku Ongakushuu
[Apr 24, 2015] Shinmai Maou no Testament Rinkai Toppa!? Ecstasy CD!
Shinmai Maou no Testament BURST
[Nov 04, 2015] OP: Metamorphose – Over The Testament
[Nov 04, 2015] ED: Dual Flare – Temperature
[Dec 16, 2015] The Testament of Sister New Devil BURST Perfect Music Collection
[Jan 29, 2016] Shinmai Maou no Testament Burst Vol. 2 Bonus CD
[Feb 26, 2016] Shinmai Maou no Testament Burst Vol. 3 Bonus CD