SEOUL, Nov. 2 (Yonhap) -- Japanese animated film "Chiikawa the Movie: The Secret of Mermaid Island" has remained atop the weekend box office for a fourth consecutive week.

According to the Korean Film Council's integrated computer network for theater tickets Monday, "Chiikawa the Movie: The Secret of Mermaid Island" attracted more than 221,000 viewers from Oct. 30 to Nov. 1, accounting for 32.1 percent of total ticket sales, to rank first at the box office.

The film, which opened Sept. 30, has drawn a cumulative audience of more than 2.583 million.

"Heart of the Beast" ranked second over the weekend, attracting more than 162,000 viewers, or 23.0 percent of ticket sales.

The comedy film "The Secret Behind the CSAT Questions," starring Lee Sun-bin and Yoo Jae-myung, ranked third with more than 44,000 viewers, or 6.1 percent.

Released Oct. 28, "The Secret Behind the CSAT Questions" follows test-question writers who spend 40 days in isolation while preparing questions for the College Scholastic Ability Test, South Korea's national university entrance exam.

Heo Jin-ho's "Assassins" ranked fourth with more than 41,000 viewers, or 5.7 percent, while the re-released Japanese animated film "Attack on Titan: Crimson Bow and Arrow" ranked fifth with around 30,000 viewers, or 5.0 percent.

As of 9 a.m. Monday, "Chiikawa the Movie: The Secret of Mermaid Island" also led advance ticket sales with a 19.6 percent share, representing more than 34,000 tickets sold.

Kim Jung-hoon's "Final Interview," set for release Nov. 4, followed with 17.6 percent, or around 30,000 advance tickets.

"Final Interview" is a mystery thriller about six job seekers who make it through fierce competition to the final interview and discover envelopes containing each other's secrets.

Japanese animated film "Puella Magi Madoka Magica the Movie" ranked third in advance ticket sales with 9.6 percent, or more than 16,000 tickets, while "Heart of the Beast" ranked fourth with 5.6 percent, or around 9,000 tickets.

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