Article snapshot taken from Wikipedia with creative commons attribution-sharealike license.
Give it a read and then ask your questions in the chat.
We can research this topic together.
The Circle Digital Chart is a chart that ranks the best-performing singles in South Korea. Managed by the domestic Ministry of Culture, Sports and Tourism (MCST), its data is compiled by the Korea Music Content Industry Association and published by the Circle Chart. The ranking is based collectively on each single's download sales, stream count, and background music use. The Circle Chart provides weekly (listed from Sunday to Saturday), monthly, and yearly lists for the chart.
Weekly charts
List of number-one songs on the weekly Circle Digital Chart in 2025
Park, Gye-hyeon (February 9, 2011). 2010년 모바일 음악 판매 1위는 이승철의 '그 사람' [Lee Seung-chul's "The Person" topped mobile music sales in 2010.]. Joynews24 (in Korean). Archived from the original on August 25, 2017. Retrieved January 9, 2025.
^ Kang, Su-jin (February 7, 2011). 가온차트, 음반 및 음원 데이터 공개키로! [Gaon Chart, album and music data will be released!]. Kyunghyang Shinmun (in Korean). Archived from the original on November 16, 2018. Retrieved January 9, 2025.