November 2015
- November 26 - Superdimension Neptune VS Sega Hard Girls is released in Japan.
October 2015
- October 15 - MegaTagmension Blanc + Neptune VS Zombies is released in Japan.
July 2015
- July 3 - Hyperdimension Neptunia Re;Birth3: V Generation is released in Europe.
April 2015
- April 23 - Megadimension Neptunia VII is released in Japan .
March 2015
- March 15 - Superdimension Neptune VS Sega Hard Girls announced for PS Vita.
- March 15 - MegaTagmension Blanc + Neptune VS Zombies announced for PS Vita.
- March 6 - Hyperdimension Neptunia: The Animation English dub cast is revealed.
February 2015
- February 27 - Hyperdevotion Noire: Goddess Black Heart is Released in Europe.
- February 24 - Hyperdevotion Noire: Goddess Black Heart is Released in North America
- February 12 - Hyperdimension Neptunia Re;Birth3: V Generation announced for physical release in both North America and Europe in summer 2015.
- February 11 - Vert and Blanc have been added to the Japanese version of Hyperdimension Neptunia The App.
- February 6 - Hyperdimension Neptunia Re;Birth2 SISTERS GENERATION is released in Europe.
January 2015
- January 29 - Hyperdimension Neptunia Re;Birth1 is released on Steam.
- January 27 - Hyperdimension Neptunia Re;Birth2 SISTERS GENERATION is released in North America.