The member leaving includes all of the graduated Morning Musume members currently left in the Hello! Project:
Nakazawa Yuko, Iida Kaori (currently on maternity leave),
Abe Natsumi, Yasuda Kei, Yaguchi Mari, Ishikawa Rika, Yoshizawa Hitomi, Tsuji Nozomi (also on maternity leave),
Konno Asami, Ogawa Makoto, and Fujimoto Miki.
Also to leave are Inaba Atsuko, Satoda Mai (Country Musume), Maeda Yuki, Matsuura Aya, Miyoshi Erika, and Okada Yui, plus the groups Melon Kinenbi and the non-H!P egg members of Ongaku Gatas (who have all already listed except for Korenaga Miki).