Xu Fu (Hsu Fu; Chinese: 徐福 or 徐巿; pinyin: Xú Fú; Wade–Giles: Hsu2 Fu2; Japanese: 徐福 Jofuku or 徐巿 Jofutsu; Korean: 서복 Seo Bok or 서불 Seo Bul) was a Chinese alchemist and explorer. H…