Fukagawa Mai announced her graduation from Nogizaka46.
Maimai will leave the idol group in May or June. She will participate in the various events (handshake…) held for the release of Nogizaka46’s 14th single which is going to be on sale on March 23rd.
Nagashima Seira announced her graduation from Nogizaka46.
She explained that she decided to leave the idol group in order to realize her next dream. She wants to pursue her career in the entertainment industry.
Nagashima Seira made this announcement on December 17 during Nogizaka46 Under Live at Nippon Budokan in Tokyo.
Louise Sforzur, Yukafin Doll, Ayami Chercy Snow announced their graduation from Afilia Saga.
The 3 girls will leave the idol group next year.
Ayami’s last live performance will be held on February 5, 2016 at Akasaka Blitz, Tokyo.
Harada Mayu left Keyakizaka46. This announcement was made on the official website of the idol group on November 11.
Harada Mayu debuted as a member of Keyakizaka46 the unit was formed last August.
This decision is due to a scandal in which she is involved.
Hime was recruited by Lyrical School as a new member. She was formerly part of Rhymeberry.
She is going to replace Hina who announced.her graduation in order to study abroad.
Sayashi Riho announced her graduation from Morning Musume ’15.
She will leave the idol group on December 31 after a last live performance at Hello！Project Countdown Party 2015 ~ Good Bye & Hello ! ~ at Nakano Sun Plaza.
Sayashi Riho posted an article on the 9th generation members’ blog. She explained that she wants to study abroad in order to learn English and dance.
Godo Saki announced her graduation from SKE48.
She explained that she had decided to leave the idol group to concentrate on studies in order to realize her dream in the future. She was thinking about it for a few months.
Ichiki Kyoka announced her graduation from E-Girls and Flower.
She explained in a message posted on the official website that she had decided to retire from the entertainment industry in order to be back to a normal life.
Furthermore, Erie (E-Girls, Dream) revealed that she is now going to support her group as a DJ and not as a performer.
Takeda Saki and Nakano Yumi announced their graduation from 
The idol Tsukada Emi (塚田 恵未) left the “chubby girl” group