無知は幸福 むちはこうふく Meanings Expression ignorance is bliss See also: 知らぬが仏 (しらぬがほとけ). Kanji 無 without. Read as ム. 知 know 幸 happiness. Read as コウ. 福 fortune. Read as フク. Word lists Proverbs Jinuma: Japanese Dictionary · Word lists