司し令れい長ちょう官かんしれいちょうかんMeanings1nounCommander-in-Chief; C-in-CA high-ranking military officer who commands a major force or fleet. Used in formal contexts.彼かれは海かい軍ぐんの司し令れい長ちょう官かんに任にん命めいされた。He was appointed Commander-in-Chief of the navy.