海かい軍ぐんかいぐんCommon wordJLPTN1Freq.FrequencyTop 10,000Meanings1nounnavy; naval forceRefers to a nation's military sea force. Often used in historical contexts (e.g., 日本海軍) or modern naval forces.彼かれは海かい軍ぐんに入にゅう隊たいした。He enlisted in the navy.日本にほん海かい軍ぐんの歴れき史しについて学まなぶ。I study the history of the Imperial Japanese Navy.