If you're looking for manga similar to Venus +, you might like these titles.
Mana Nagase is a high school girl from Hoshimi City who loves to sing. One live performance leads her to become a top idol and she starts to shine.
Jun is a member of the boy band Primula, the son of his agency's CEO, and the songwriter for his group. Little do they know that this is a fabrication created by the CEO. Straight off the back of their band's debut, Jun is shocked to discover that Isshin, a member of the group, is the person whose credit he has been taking. Hoping that it will help vent his anger, Jun lets Isshin have sex with him, and from that day forward places himself completely at the other man's mercy. Jun does everything he's told without complaint, saddened by Isshin's hatred for him. Soon after that, Isshin has full control over his training regimen, clothing, and even his meals. But even then, Jun fails to notice the unusual fixation Isshin has on him... the messy, muddled love story of a genius pop star and a performer with no way out!
To-Y (Fujii To-ii) is a member of the punk rock band GASP. Along with other punk bands, which usually just hanged out doing small gigs, they have this enormous hatred and aversion to the main Japanese music industry, which is dominated by pop music and untalented Idol singers. However, To-Y was tempted by Kado (the Nagel ripoff) of Kama Production, a strong will promoter, to expand out beyond GASP since he has the talent, except she also expect to promote him as an Idol singer, which revolts To-Y.
Ayukawa is a hot up-and-comer in the flashy world of celebrities...but he pales in comparison to the superstar Mizuhara! It’s impossible to pass a newsstand or television set without seeing Mizuhara’s perfectly chiseled features or delicious body. So, when Ayukawa agrees to a special “transaction” involving his incredible idol, he figures it’s just part of his rise to the top...but is there something (or someone) lurking behind the velvet curtain?
Top idol, Hoshino Shuichi and handsome actor Onda Jou co-star together in a popular love drama. On the day the drama gains its peak viewership, the two quarrel. To top it off, Jou suddenly discovers the secret that Shuichi has been keeping...? An unusual sexual romance blooms between the handsome actor and the top idol!
On the special stage where only the chosen one can stand. At that time, we were both there. And there, we fell in love.