The Constitutional Democratic Party of Japan (CDP) is a major political party in Japan, founded in 2017. It emerged from a merger of several opposition parties, aiming to provide a progressive alternative to the ruling Liberal Democratic Party (LDP). The CDP advocates for constitutionalism, social justice, and environmental sustainability. The party's platform emphasizes the protection of civil liberties and human rights, as well as promoting policies that address economic inequality. The CDP seeks to engage younger voters and has positioned itself as a voice for those who support democratic values and reforms in Japan's political landscape.