カリギュラ効果 カリギュラこうか Meanings Noun psychological phenomenon in which a person's desire for something increases when it is restricted or forbidden; forbidden fruit effect (literally: Caligula effect) (from the title of the 1979 film "Caligula") Kanji 効 effect. Read as コウ. 果 fruit. Read as カ. Jinuma: Japanese Dictionary · Word lists