"First up, a disclaimer. I suspect I am a dead man. I have meagre proof, no framed- up certification, nothing to toss in a court of law as evidence of a rapid departure from the mortal coil. I recall a gun was involved, pressed up against my skull, and a loud explosion followed." Thus begins our narrator in a purgatorial tour through twentieth-century Japanese history, with a ghostly geisha who has seen it all as a guide and a corrupt millionaire...