Gravity ↗↗tanoshisa♪FULLVOLTAAAGE!!! (グラビティ↗↗楽しさ♪FULLVOLTAAAGE!!!)
Formation: August 2017 Official debut: September 24th, 2017 Lineup changes: changed their name from Gravity to Gravity ↗↗tanoshisa♪FULLVOLTAAAGE!!! in November 2018 Twitter Instagram Ameblo Website YouTube …