If you like Touhou, there's Castle Shikigami, Raiden, Psyvariar, Gunbird, DoDonPachi
If you're gonna play a hard game at least play a good one, just sayin
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http://www.youtube.com/watch?v=7MwZfXy9mA4
http://osu.ppy.sh/stat2/shinytentacool-0.png