Satou Hikari (佐藤光) was a member of Hello! Project as a member of Hello! Pro Kenshuusei Hokkaido. She first appeared in a performance at the "Hello! Project 2016 Summer ~Sunshine Parade~" concert on July 30, 2016. On July 26, 2019 it was announced that she had completed her training.
- Name: Satou Hikari (佐藤光)
- Birthdate: April 9, 2004
- Birthplace: Sapporo, Hokkaido, Japan
- Blood Type: AB
- Height: 156cm
- Specialties: Monomane (Impersonation)
- Hobbies: Watching DVDs
- Looks Up To: Sato Masaki
- Hello! Project groups:
- Hello! Pro Kenshuusei Hokkaido (2016–2019)
- Her favorite genre of music is J-Pop.
- Her favorite sport is tennis.
- Her motto is "Once in a lifetime encounter".
- Favorite food is grapes.
- Her favorite Hello! Project songs are "Utakata Saturday Night!" and "Shabondama" by Morning Musume, and "Boogie Woogie LOVE" by Country Girls.