A Japanese talent agency previously known as Johnny & Associates Inc. admitted Thursday that two of its former staffers were involved in sexual abuse against its performers.The agency made the matter public in a statement on its website soon after the BBC published an interview with Noriyuki Higashiyama, a former singer who serves as president of the Tokyo-based company.One of the two staffers was a former manager of Higashiyama, it said, adding that both have already left the company, which is now renamed Smile-Up Inc.The talent agency, once the most influential in Japan, has come under fi…READ FULL ARTICLE