- Name: Sinka Juliani
- Nickname: Sinka
- Birthdate: July 4, 1996
- Birthplace: Jakarta, Indonesia
- Blood Type: A
- Height: 156cm
- Hobbies: Drawing
- Bands / Groups:
JKT48 Song Participation
|We Wish You A Merry Christmas-Jingle Bells||We Wish You A Merry Christmas|
|Mahagita||365 Nichi no Kamihikouki|
|Sakurairo no Sora no Shita de||Team KIII|
|JKT48 Festival||JKT Festival|
|Mirai no Tobira|
|B•E•L•I•E•V•E||Gonna Jump||2nd Gen|
- Manatsu no Christmas Rose (Team KIII Tribute Show)
- Choco no Yukue (4th Show)
- She joined JKT48 as a 2nd generation Trainee on November 3, 2012.
- She was promoted to Team KIII on June 25, 2013 upon the team's formation.
- She was transferred to Team J on September 11, 2016 during the JKT48 1st Grand Team Shuffle.