1) Growth is a Japanese 2.5D (artists using avatars but doing real shows) idol group under Tsukino Talent Production. The members are Etou Kouki (CV: Toki Shunichi), Yaegashi Kensuke (CV: Yamaya Yoshitaka), Sakuraba Ryouta (CV: Yamashita Daiki), and Fujimura Mamoru (CV: Terashima Junta). Official Page 2) Growth is an Australian band.