Compile Heart has confirmed through Japanese publication Dengeki Playstation that a sequel to this year's bizzare RPG parody of the gaming industry, Hyperdimension Neptunia, is in development. Originally rumored for the PSP, the second game, currently titled Choujigen Game Neptune mk-II will be released for PS3 in August or September. Neither an exact Japanese release date or a localization have been revealed just yet.
Instead of consoles, the sequel will be focusing on handhelds. The character roster so far includes the Purple Sister Nepgear, the Black Sister Uni and the White Sisters, Ram and Rom. The article also mentions other improvements including better graphics, and an updated four character party battle system.