Girls2 (pronounced "Girls Girls") is a Japanese idol girl group formed by LDH in 2019. The group consist of EXPG Studio graduates who starred in Takashi Miike's Girls × Heroine series. The group debuted in June 2019 with the release of their first single, "Daijyoubu."
Source: “Yuzuha Oda”, English Wikipedia (CC BY-SA 4.0), excerpt