File photo: The logo of the Carlyle Group is displayed at the company's office in Tokyo, Japan October 17, 2018. REUTERS/Issei Kato/File photo Private equity firm Carlyle Group has begun the sale process of Japanese cosmetics supplier Tokiwa Corp in a deal that could value the company at $800 million, three sources with knowledge of the matter said. Non-binding bids for the company are expected by mid-March, said the sources, who declined to be named as the information is confidential. Potential buyers include private equity firms and several companies in the cosmetics industry, said one of them.