Sakamichi Kenshusei (坂道研修生) is the group designation for the final members who had passed the Sakamichi Joint Auditions held during the summer of 2018 but had not been assigned to Nogizaka46, Keyakizaka46, or Hinatazaka46 by the end of 2018. They were introduced officially on September 7, 2019.
On February 16, 2020, during a joint Sakamichi SHOWROOM, they were assigned their groups.
- Announced September 7, 2019
Members (15): Endo Hikari, Ozono Rei, Onuma Akiho, Kuromi Haruka, Kosaka Marino, Sato Rika, Takahashi Mikuni, Hayashi Runa, Masumoto Kira, Matsuoka Manami, Matsuo Miyu, Morimoto Mari, Moriya Rena, Yamaguchi Haruyo, Yumiki Nao
- Now in Nogizaka46 (5): Kuromi Haruka, Sato Rika, Hayashi Runa, Matsuo Miyu, Yumiki Nao
- Now in Keyakizaka46 (6): Endo Hikari, Ozono Rei, Onuma Akiho, Kosaka Marino, Masumoto Kira, Moriya Rena
- Now in Hinatazaka46 (3): Takahashi Mikuni , Morimoto Mari , Yamaguchi Haruyo
- Now graduated (1): Matsuoka Manami
- 2019.10.30 - 2019.11.21 - Sakamichi Group Joint Trainee Tour