こっかい 国会 Common word JLPT N3 LinksSentence search for 国会Sentence search for こっかいKanji details for 国 and 会Edit in JMdict Noun1. National Diet; legislative assembly of Japan (1947-)Noun2. Imperial Diet; legislative assembly of Japan (1889-1947)Historical term, Abbreviation, See also 帝国議会Noun3. legislative assembly; parliament; congressSee also 議会 Discussions Log in to talk about this word.