>>281177764 (OP)Happened to me when watching Hidamari Sketch several months ago (at the beginning of this year actually). But it wasn't that I fell in love with a character (except some remarkable attraction toward Miya) but rather a crushing feeling of anguish, nostalgia, sadness, void, and the like...
Worth to say I suffer from major depression (and other symptoms but the actual diagnosis could never be determined officially despite years of psychiatric treatment so far).
Whatever you achieve of worth dedicate it to her. Buy a figure of her. Get a tattoo of her maybe. Get a girlfriend that resembles her...