The Constitutional Democratic Party (CDP) is a political party in Japan that was established in 2017. It emerged from a merger of several opposition parties, aiming to provide a progressive alternative to the ruling Liberal Democratic Party. The CDP focuses on issues such as social justice, environmental protection, and constitutional reform. The party advocates for a more transparent government and seeks to enhance civil liberties. It also emphasizes the importance of addressing economic inequality and promoting sustainable development. The CDP plays a significant role in Japan's political landscape, especially during elections, where it seeks to unite various opposition voices.