Mareo Banno (born 1960) was a Japanese businessman who lived in Kabukicho, Tokyo during the 1980s. On the night of 18 December 1988, he was attacked by the Snake Flower Triad members Kanezane Yamamura, Yoshinaka Miyazaki, and Suzu Iijima in an alleyway near the Empty Lot, but he was rescued by Goro Majima, who beat down the triads.