|Birthdate||August 12, 2002|
|Current Age||20 Years Old|
|Social Networks||Blog / Instagram / SHOWROOM / Twitter|
|Idol Career Info|
|Debuted||December 2018 / 9th Generation|
Okamoto Ayaka is a member of SKE48's Team KII and Prima Stella.
- Hobbies: Watching idols, bangs research, singing songs
- Special skills: Finding the strengths of people, writing in Mincho (Ming) typeface
- Favorite food: Chocolate mint, beef tongue, hormone, pig legs, strawberry sandwich
- Favorite word: "Precious"
- A short message: I will do my best to be an idol that you can happily cheered on as a favorite idol!
- Admired members: Inoue Ruka, Ota Yuuri
- Admired former members: Kojima Haruna
- Favorite songs: Yume wa Nigenai
- Future ambition: To be the center of SKE48
- She made her theater debut on February 14th, 2019 at the SKE48 Kenkyuusei Seishun Girls stage.
- She went on hiatus from March 5th, 2022 to June 25th, 2022 due to poor physical condition.
- She is a member of the SKE48 unit Prima Stella. When performing with Prima Stella her lightstick color is a single Purple.
- SKE48 Kenkyuusei → Team KII
- Joined SKE48 as a Kenkyuusei on December 31, 2018.
- Promoted to Team KII on March 1, 2020 (SKE48 Valentine's Day Live 2020 〜 CHOCOLATE 〜)
- Suberidai kara (FRUSTRATION)
- Koi no Konkyo (So~Yu~Toko Aru Yo Ne?)
- Ame Nochi Kisekiteki no Hare (Ano Koro no Kimi wo Mitsuketa)
- Janai Romantic (Kokoro ni Flower)
- Densen wa Kiete mo (Kokoro ni Flower)
- New Ager (Zettai Inspiration)
- SKE2 (Te wo Tsunaginagara)
- Glory Days
- Kono Mune no Barcode
- Wimbledon e Tsuretette
- Ame no Pianist
- Choco no Yukue