大だい日本にっぽん帝てい国こく海かい軍ぐんMeaningsNoun1. Imperial Japanese Navy (1872-1945) (Historical)Other spellings大だい日本にっぽん帝てい國こく海かい軍ぐんUsage share unknownKanji used大large日sun本book帝emperor国country海sea軍armyKanji in other spellings國country [old]Composed of大だい日本にっぽん帝てい国こくEmpire of Japan (Japan's official name under the Meiji Constitution)Noun海かい軍ぐんnavy; naval forceNoun