|Anastasya Narwastu Tety Handuran|
|Birthdate||June 16, 2000|
|Hometown||Cikupa, Tangerang, Banten, Indonesia|
|Team||Former Team KIII|
- Si gadis manis bergigi kelinci. Panggil aku Tasya!
- (Your personal rabbit-tooth sweetheart. Call me Tasya!)
- 2018.04.08 - Joined JKT48 as a JKT48 Academy Class B Student
- 2018.06.10 - Promoted to Academy's Class A
- 2019.04.27 - Promoted to Team KIII (JKT48 Request Hour 2019 and Shania Junianatha Graduation Ceremony)
- 2021.03.13 - Graduated from JKT48 Team KIII
JKT48 Senbatsu Election
- Hobbies: Dancing, reading books, swimming, eating, sleeping, writing.
- Charm Point: A mole near the left eye
- Is similar to Chikano Rina
- Close to Jesslyn Callista, Riska Amelia Putri, and Ariella Calista Ichwan
- On May 27, 2018, she has not passed the Class B Academy Exam in Step 1.
- On June 7, 2018, she has passed the Class B Academy Follow-up Exams in Step 1.
- On June 10, 2018, she has passed the Class B Academy Exam in Step 2, and promoted to Class A.
- She debuted in Team KIII 4th Stage on August 19, 2018.
- She ever used her Academy kabesha (in image file) for her midterm semester card due to have no any photo.
- She is a college student in faculty of law
- Often called Larva (due to her similarity with character in Korean Cartoon "Larva"), Thor, and horse (due to her massive energy)
- The only unranked members in JKT48 Original Single Senbatsu Sousenkyo that participate in Rapsodi.
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