Fate/Grand Order character. His living name was Nagoya Sansaburou, a samurai who died in 1603. Izumo no Okuni performed a kabuki play based on his life, and it's said her beautiful singing voice caused his spirit to return to dance with her. In Fate/Grand Order, Zanzaburou appears as a large samurairobot who accompanies Okuni with her attacks and Noble Phantasm.
The zan kanji in his name, as well as on his helmet, means beheading.
