Adhisty Zara Sundari Kusumawardhani, known professionally as Adhisty Zara and formerly Zara JKT48, is an Indonesian singer, performer, and actress. She emerged as a member of the Indonesian-Japanese idol group JKT48 in 2016, under the name Zara JKT48, along with her elder sister, Hasyakyla Utami Kusumawardhani.