Original Title: CHEER UP! HEARTS UP! (歌: 望月杏奈、 矢吹可奈、 天海春香、 ジュリア) Vocals: Anna Mochizuki (CV: Natsukawa Shiina), Kana Yabuki (CV: Kido Ibuki), Haruka Amami (CV: Nakamura Eriko), Julia (CV: Aimi) Composer: Yasushi Watanabe Arranger: Yasushi Watanabe Lyricist: nobara kaede From: THE IDOLM@STER MILLION THE@TER SEASON LOVERS HEART (Unreleased)