Hello! Project Mobekimasu is considered a supergroup – it is made up of all major Hello! Project acts at the time of the its creation: Morning Musume｡, Berryz Koubou, ℃-ute, Mano Erina, and S/mileage. As is customary in Japan, artists within the same company or industry are listed in order of seniority (which is determined by the date of their debut).
Hello! Project Mobekimasu is a supergroup that had 33 members and 1 leader.