The Case of the Neat and Beautiful Girl at My New School Turning Out to Be My Childhood Friend Who I Used to Play with Thinking She Was a BoyTenkousaki no Seiso Karen na Bishoujo ga, Mukashi Danshi to Omotte Issho ni Asonda Osananajimi datta Ken; The Case of the Neat and Beautiful Girl at My New School Turning Out to Be My Childhood Friend Who I Used to Play with Thinking She Was a Boy; Tenkosaki: The Neat and Pretty Girl at My New School Is a Childhood Friend of Mine Who I Thought Was a Boy