The always astonishing Yoko Tawada here takes a walk on the supernatural side of the street. In "Kollwitzstrasse," as the narrator muses on former East Berlin's new bourgeois health food stores, so popular with the wealthy young people, a ghost boy begs her to buy him the old-fashioned sweets he craves. She worries that sugar's still sugar--but why lecture him, since he's already dead? Then white feathers fall from her head and she seems to be turning...