黒海 こっかい Meanings Noun Black Sea Kanji 黒 black. Read as コク. 海 sea. Read as カイ. Example sentences 黒海の水って、実際に黒いの?Is the water in the Black Sea actually black? Words containing 黒海 黒海経済協力機構 (こっかいけいざいきょうりょくきこう) Black Sea Economic Cooperation Organization Jinuma: Japanese Dictionary · Word lists