Danbooru-based image board with a specialization in high-quality images.
e.a.r.t.h kamiya_yuu nopan pixel_phantom shiro_(e.a.r.t.h) skirt_lift

Edit | Respond

No, it isn't from touhou. I know yuu kamiya/pixel phantom loves to draw touhou but this is from a manga that aparently was inspired by it:
http://www.dengekiya.com/ditails.asp?prdid=B0802180