Will o’the wisp (ignis fatuus) Will o' the wisp, Japanese print Descendant of: REALITY AND UNREALITY Texts with this theme: Der Geistertanz, D 15, D 15A, D 116, D 494 Lebenslied, D 508, D Anh. I, 23 Irrlicht, D 911/9 Des Fischers Liebesglück, D 933