Today Dengeki Online announced the title of Compile Heart's mysterious probable crossover game, that will be named "Nepunepu: Connect Chaos Chanpuru." Below you can see the logo.
No further details were given, but today another character appeared on the teaser website, and it's the silhouette of Luanna from Genkai Tokki: Moero Crystal, released in Japan for PS Vita last year.
Considering the reveal on Dengeki Online, the game will most probably be released on PlayStation platforms.