I find it downright fascinating that Tana Oshima has gone back to press with her first self-published mini, Pulp Friction, not only because I’d never had the pleasure of reading it before, but because it frankly takes a certain amount of guts for an artist in any medium to draw attention to their “warts and all” earlier work at a point in their career ouevre when they’re in a really confident creative groove — and, as regular readers here already know, I think Oshima’s been in the midst of a very solid groove for some time now.  Which isn’t my roundabout way of saying that this debut effort is necessarily lacking, mind you — in fact, the “lower dose” of refinement with which she tackles subjects that are still very much at the heart of her ongoing artistic project lends this comic an extra degree of immediacy which…