This coming autumn, you'll be glad to know that you can get Gradius, Yie-Ar Kung Fu, and a host of other games, all courtesy of Konami. Konami's announced the upcoming release of Konami Arcade Classics, which we speculated on early in October last year.

As they mention in their announcement,

Due for release in autumn, Konami Arcade Classics showcases some of Konami's most loved and influential titles, with pixel-perfect copies of the arcade originals and remixed versions designed to make the most of the handheld’s dual-screen capabilities.