The idol unit "B-PROJECT" has successfully completed their second JAPAN Dome live concert, and changes are afoot at the major record company "Gandara Music." Sumisora Tsubasa, who works as an A&R, will now oversee not only "KITA-KORE," "THRIVE," "MooNs," and "KiLLER KiNG" but also a new artist from a different genre named "Ultras." The synergy created from the meeting of B…