冷酷無情 れいこくむじょう Meanings Noun, な-adjective cruel and heartless; merciless; implacable Kanji 冷 cool. Read as レイ. 酷 harsh. Read as コク. 無 without 情 feeling. Read as ジョウ. Word lists Yojijukugo (四字熟語) Jinuma: Japanese Dictionary · Word lists