On August 7, NMB48 member Shibuya Nagisa announced her graduation during Team N's show 'MuchU LIVE' at NMB48 Theater. 

Shibuya joined NMB48 as its fourth generation member in 2012. Besides her group activities, she currently appears on variety programs. The group's 28th single (currently untitled) that's scheduled for release on October 4 will be her last single. 

There will be 18 senbatsu members for the upcoming single, and Shibuya will serve as the center. The senbatsu members are as follows: Aobara Waka, Abe Wakana, Ishida Yuumi, Kawakami Chihiro, Kojima Karin, Sakata Misaki, Sadano Haruka, Shiotsuki Keito, Jonishi Rei, Shinzawa Nao, Sumino Wakana, Deguchi Yuina, Hara Karen, Hirayama Mai, Maeda Reiko, Yamamoto Mikana, and Wada Miyu.