The second election of AKB48 happened from May 25th to June 8th 2010, and results were announced at JCB Hall (JCB). The top 21 in this election got the right to sing in the 17th single CD "Heavy Rotation". The top 12 were called "Media Senbatsu". They were chosen to promote new information on media such as TV and radio. Yuko Oshima was ranked number 1 "center".