"17.22th Touhou Project: Guilty Blue Shift Trigger X4 \BackSlash ^ Core Shamanism Plus".
Something like this, maybe? :3
Yeah, honestly even though a mix of both styles would be cool, I think an outright remix as one style or the other is even better, just to see how'd it be like.
Or rather, ZUN-style mixes of Ishiwatari works. I think the Ishiwatari-style ZUN mixes are covered to an extent already *coughDemetoricough*