デビューミニアルバム発売記念イベント「Dream Believers」

Debut Mini Album "Dream Believers" Release Memorial Event (デビューミニアルバム発売記念イベント「Dream Believers」) is Hasunosora Girls' High School Idol Club's live event celebrating the release of their debut album that took place at Toyosu PIT in Tokyo on April 21, 2023.