Akimoto Yasushi is a Japanese lyricist and producer for some of the most famous idol groups, including AKB48, SKE48, NMB48, HKT48, NGT48, STU48, JKT48, TPE48, MNL48, BNK48, SDN48, Nogizaka46, Keyakizaka46, Checkicco, and Onyanko Club.