Japan’s most famous fortune-teller, Hosoki Kazuko, once held the nation in her thrall. Was she a savior or a devil? Wealth, fame, romance — she had it all. But what shocking, untold half-life lay behind it?

From the Showa through Heisei eras, Hosoki became Japan’s most renowned fortune-teller, dominating the media and igniting national fervor. With unforgettable predictions like “You’ll die” and “You’ll go to hell,” she reigned as a “dark hero.” Her books set a Guinness World Record as the best‑selling fortune‑telling publications worldwide, and in the 2000s, she became a full‑blown social phenomenon. Yet before becoming a fortune‑teller in her mid‑forties, she forged a path by means that defy belief. Now, the long‑obscured, blacked‑out half of her life is finally revealed.