We have a new OVA for anime Hyperdimension Neptunia ( Chō Jigen Game Neptune The Animation ). According to information, the last OVA released was in 2019 by studio Okuru to Noboru .
Based on the game series by the company Compile Heart , the work also gained a series in 2013
Anime Synopsis:
Gamindustri. Beings called goddesses rule the countries of this unreal world: Planeptune, Lastation, Lowee, and Leanbox. For many long years, these countries fought among themselves over the Shares, the source of the goddesses' power. However, fearing that the conflict would erode their countries' strength, the goddesses signed a Treaty of Friendship forbidding them from taking action by force. Under the treaty, the goddesses and their younger sisters took a step forward into a new stage in their relationship. It was the beginning of a new and dynamic era, marked by shared laughter, disputes, and cooperation.
Finally, the animation was by the David Production (Hataraku Saibou).
Via: Official Website