Igusa Riona announced her graduation from Palet.
This announcement was made by herself on November 24 during Palet’s regular live concert palet Thursday Night at AKIBA Cultures Theater.
She chose to leave the band to pursue her career in fields other than music. She would like to start a career in fashion and modeling.
Tsukumo Hotaru announced her that she was going to leave Necronomidol late November.
Tsukumo Hotaru told that she decided to leave the idol group in order to focus on studies at university. She will also stop activities in the entertainment industry.
Tsugunaga Momoko announced her graduation from Hello! Project and Country Girls.
Momochi will graduate from the idol group and Hello! Project on June 30, 2017.
She told that she was going to retire from the entertainment industry, and that she wanted to find a job related to education. She got the teacher’s license for elementary school and kindergarten in 2012.
Erie, member of Dream and E-Girls, announced her upcoming graduation and retirement from the entertainment industry in December.
This announcement was made by Erie on the official website of Dream on October 28.
Although she isn’t sure yet of what she will do after graduation, Erie explained, however, she wanted to lead a normal life after 14 years of loyal service with the J-Pop group Dream. She said she also thought of studying abroad.
Noguchi Monami announced that she was leaving GEM on August 31.
Noguchi Monami decided to stop activities in the entertainment industry in order to focus on studies. She explained that, despite her best efforts, it was too difficult for her to be active as an idol and a student at the same time.
Shigusawa Ao (シグサワアオ) left GANG PARADE this month.
This announcement was made on July 20 at Tower Records Shibuya Cutup STUDIO in Tokyo.
The reasons that pushed Shigasawa Ao to leave the group remain unclear but it seems that it’s is due to problems between her activities and her family.
Shibata Aya announced her graduation from SKE48.
This announcememnt was made on June 24 during her Nico Nico live stream program.
She explained that her dream is to be an television personality and that she finished her adventure with SKE48. She would study new things, do her best and persevere in the artistic domain.
Shigematsu Yuka (重松佑佳) announced her graduation from Niji no Conquistador.
This announcement was made on June 14.
Shigematsu Yuka explained the reasons of this decision through an interview : her dream is to be a doctor ; she was thinking about this job for several years.
Sugimoto Yusa announced her graduation from 
Hasegawa Reika announced her graduation from