If you're looking for manga similar to Tokyo 7th Sisters Comic Anthology, you might like these titles.
Breaking the habit and bringing the noise to a modernized world of idols! Jin - who was a rock star started a new career with mixed emotions to tackle the millennium of music industry! Bring on the noise! See Jin bring the rock & roll soul into the idol war.
Green Leaves Entertainment is a tiny production company on the verge of going out of business in Sendai, the biggest city in Japan's northeastern Tohoku region. The agency once managed the careers of magicians, photo idols, fortune-tellers, and other entertainers, but its last remaining client finally quit. In danger of having zero talent (literally), the president Tange hatches an idea of producing an idol group. On the brash president's orders, the dissatisfied manager Matsuda heads out to scout raw talent. Matsuda makes a fateful encounter with a certain girl...