NMB48 member Yamamoto Ayaka has announced her graduation from the group. 

This announcement was made on December 28 during her solo live 'Kono Toki wo.' After graduation, she plans to pursue nursing. As such, she will be leaving showbiz as well to devote herself to studies. 

Yamamoto joined NMB48 as a fifth generation student and has been active in the group for about four and a half years. She was the double center with Umeyama Cocona for the group's 23rd single "Datte Datte Datte" which was released in August. Her last day of activities will be announced at a later date.