Picture of Gin

Gin (ジン, Jin) is the main antagonist of the Detective Conan franchise. He is a high-ranking official in the Black Organization and also gave Shinichi Kudō the APTX 4869 poison which has turned him into Conan Edogawa[1]. He is mostly paired with Vodka which refers Gin as Aniki (兄貴; Literally meaning "Elder Brother"