| Hello Pro Kenshuusei|
20th Generation (L-R: Funaki, Haga, Dambara, Oura, Niinuma, Yokogawa, Yamaki)
The 20th Generation Hello Pro Kenshuusei members joined on September 22, 2013. The generation originally consisted of seven girls; Yamaki Risa, Yokogawa Yumei, Niinuma Kisora, Oura Hirona, Dambara Ruru, Haga Akane, and Funaki Musubu.
- September 22, 2013: Introduction videos are uploaded to the Hello Pro Kenshuusei YouTube channel.
- December 7 to December 21, 2013: 20th Generation participate in Hello Pro Kenshuusei Happyoukai 2013 ~12gatsu no Nama Tamago Show!~, their first concert as Hello Pro Kenshuusei.
- September 1, 2014: Oura Hirona ends her training within the program.
- September 30, 2014: Haga Akane joins Morning Musume as a 12th generation member.
- November 5, 2014: Yamaki Risa joins Country Girls, a reboot of Country Musume.
- April 29, 2015: Niinuma Kisora joins Tsubaki Factory.
- November 5, 2015: Funaki Musubu joins Country Girls.
- July 28, 2016: Yokogawa Yumei ends her training within the program.
- June 26, 2017: Dambara Ruru joins Juice=Juice.
- The members were announced on September 22, 2013 through self-introduction videos that were uploaded to the Hello Pro Kenshuusei YouTube channel.
- All members participated in Morning Musume's 12th generation audition, and were finalists.
- Tsunku said he was thinking about creating a new group within Hello! Project consisting of the 12th generation audition finalists (the 20th generation Kenshuusei).
- All 7 members did a dance performance of Watashi ga Iu Mae ni Dakishimenakya ne at the Hello Pro Kenshuusei Happyoukai 2013 ~12gatsu no Nama Tamago Show!~
- They are the last Hello Pro Kenshuusei generation to be introduced under the leadership of Kaneko Rie.
- According to fan reports, they watched the Hello Pro Kenshuusei Happyoukai 2013 ~9gatsu no Nama Tamago Show!~ 9/15 show as part of the audience.
- They sang ROCK Erotic together at Hello Pro Kenshuusei Happyoukai 2014 ~2gatsu・3gatsu no Nama Tamago Show!~.