What does 参議院 mean?
参議院 is a Japanese noun meaning “House of Councilors” in English. It is written as 参議院 in kanji, さんぎいん in hiragana, and sangiin in romaji. This word is part of JLPT N1 vocabulary.
Example sentence
古参議員たちは、選挙で参議院の議席を失いそうになりました。
The old guard was nearly voted out of the Upper House.