a.k.a. Headhunter Mug, Warrior Mug
My favorite! And have found a 2nd original box.R-1
These common vintage Tiki mugs, produced by Orchids of Hawaii, feature the visage of a tattooed Maori headhunter. Orchids of Hawaii mug in green, marked "Orchids of Hawaii" "R-1" "Japan" on bottom.