Is a horizontally-scrolling shooter game developed and published by Konami in February 2, 2004 for mobile phones, and was released on NTT DoCoMo's FOMA 900i line of phones in Japan and has been released in North America through Verizon Wireless as part of their Get It Now service.
The game takes place in the future after the Bacterian Empire from the traditional Gradius series is gone. The Gradius Empire is no more and has been replaced by the Gradius Union, which is in battle with the Lars Empire; this new enemy force managed to obtain ancient Gradius and Bacterion technology, and makes use of it in their army.