Moonlight Mask
a.k.a. "Space Chief" (from 1961's "Invasion of the Neptune Men"). and the "Planet Prince" TV series (1958) Kawauchi followed-up the success of "Moonlight Mask" with the tokusatsu superhero shows "Seven Color Mask" (1959) and "Messenger of Allah" (1960), both starring a young Sonny Chiba.