So now that Hatsune Miku has been featured in Super Robot Wars (this is still not a joke, by the way), you might be wondering what the logical next step is. Turns out, it's THIS:
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Full but short "series" list (quotes because at least one of these is just, like, some kind of mascot):
Twin Angel
Kyousogiga
Di Gi Charat
Swan Song of the Valkyries: Symphogear
Super Sonico
Higurashi When They Cry
Aria the Scarlet Ammo
Infinite Stratos
The Familiar of Zero
Dream Hunter Rem
I do think it's neat that Higurashi somehow gets to be included in a crossover strategy game, but I really don't care (nor in some cases know, in some cases) about the rest. Really, they could have dropped all pretenses and just called it "SUPER MOE WARS".