Epsilon Phi, stylized as εpsilonΦ, is the fifth band for the project ARGONAVIS from BanG Dream!. They are composed of Shu Ujigawa (Vo.), Haruka Nijo (Gt. & Vo.), Kanata Nijo (Ba.), Tadaomi Kurama (Syn.), and Reiji Karasuma (Dr.). They are a techno pop band from Kyoto and is composed of middle school and high school students. They moved to Roppongi to be able to participate in the LIVE ROYALE FESTIVAL.