Sugiyama Aika (杉山愛佳) is a Japanese pop singer and idol managed by AKS. She is currently a member of SKE48 Team S.
- Name: Sugiyama Aika (杉山愛佳)
- Nickname: Aiai (あいあい)
- Birthdate: March 5, 2002
- Birthplace: Aichi, Japan
- Blood Type: B
- Height: 151cm
- Bands / Groups:
SKE48 Song Participation
- SKE48 Kenkyuusei "PARTY ga Hajimaru yo"
- SKE48 Team S 6th Stage "Kasaneta Ashiato"
- Originally a 7th generation member of SKE48 Kenkyuusei, she was promoted to Team S on November 28, 2015. She announced her graduation on October 15, 2021 and will graduate from the group after December.
- Special Talent: Dancing, percussion, dancing
- Hobbies: Sleeping, karaoke, taking long baths
- Favorite SKE48 member: Matsui Jurina
- Favorite food: Grapes
- Favorite color: Pink, white, black
- She wants her penlight colors to be red, green, and pink. Red and green were the penlight colors for Furukawa Airi, her favorite senior.
- Her favorite senior is Furukawa Airi, and among the current members, Saito Makiko.
- She loves the song "Escape" and wants to dance to it.
- Part of the unofficial Team Heart, together with Obata Yuna and Ota Ayaka.