I think the only thing I liked about Shana-tan was that I learned many things from it:
1) Itou doesn't hold her drinks
and
2) Shana, Index and Taiga were all done by the same studio (Okay I didn't know that beforehand, so shoot me!!!)
I found myself wishing for Hecate's appearance, but...
Maybe there'd be a
To Aru Miko no Himegami-tan in future...