Pemilihan Member Single Ke-20 JKT48 (JKT48 20thシングル 選抜総選挙 / JKT48 20th Single Senbatsu Sousenkyo) was held on November 17, 2018. Fans made their voices heard by voting for their favorite JKT48 member at the fifth annual JKT48 members election. The voting ballots are included in JKT48's 19th Single, Everyday, Kachuusha / UZA and 3rd digital single, JKT48 Circus Part 2.
The top 16 members are featured in the Senbatsu of the group's 20th single. Meanwhile, the 17th to 32nd place members join Undergirls for the B-side track.
Yogyakarta was chosen to be the city to held the final results announcement of JKT48 general election this year, this is the first time for this event to be held outside Jakarta. There will be a digital campaign by each member and there will be lucky fans picked to fly to Yogyakarta to watch announcement of final results for free.
Sinka Juliani had the biggest ranking increase (No rank to #3 (REENTER)), while Saktia Oktapyani had the biggest ranking decrease (#9 to No rank (▼)). For members who ranked in both elections, Nurhayati had the biggest ranking increase (#26 to #5 (▲21)), while Frieska Anastasia Laksani had the biggest ranking decrease (#12 to #31 (▼19)). For members who have ranked for the first time since participating, Feni Fitriyanti had the highest rank attained (No rank to #4 (NEW)).
On November 4 – 11, 2018, for the first time, an Online Strategy Campaign Meeting was broadcast live through the JKT48 Official YouTube Channel and Instagram accounts of each JKT48 Members.
Academy Class B students weren't eligible to applied, later on when some of 6th Generation were promoted from Class B to Class A, they were eligible to apply (so, they were eligible to be voted by November).
For the first time in history in 2018, the announcement of the final results will be broadcast live only through Upme Live Streaming via the Smartphone Application or the link on video.up-me.me.