Answer
Emi Sakura won the JWP Openweight Championship in October 2012. This championship is a professional wrestling title promoted by the Japanese promotion JWP Joshi Puroresu. It is the promotion's top championship and has been held by some of the most prestigious wrestlers in the world. Sakura's victory was a major accomplishment in her career, and she held the championship for several months before losing it to Mayu Iwatani.