Sekai de Ichiban Tsuyoku Naritai!
I will rate this after I am done with other anime and stuff
Sakura has it made, she is the center vocalist for a very large and famous idol group. She is worshiped and loved all over the country. She never has any problems winning her competitions nor does she have to worry about being alone. Until one day when it was requested that some idols come do... something involving wrestling. After a wrestler from the company insults idols Sakura finds herself in a wrestling match. Which costs Sakura her hair.
Sakura desperate to pick up what few bits of pride she has left. Dawns a sexy outfit and leaves the life of an idol to become a professional wrestler. The only thing on her mind is trying to prove that idols are not weak just because they only dance and sing and look cute. Now Sakura has to aim high if she wants to prove everyone wrong.