How do you say darkness in Japanese?
— 闇 (やみ, yami); 暗黒 (あんこく, ankoku)

Related synonyms for darkness in Japanese
dark暗い (kurai)
shadow影 (kage), 陰影 (いんえい, in'ei)
Specialized synonyms for darkness in Japanese
black黒 (くろ, kuro)
night夜 (よる, yoru)
Derivative terms for darkness in Japanese
dark暗い (kurai)
shadow影 (kage), 陰影 (いんえい, in'ei)
Antonyms for darkness in Japanese
light照らす (てらす, 'terasu')