Heo Chan-mi won the Jin (眞) title in the genre-specific team battle of TV CHOSUN's "Miss Trot 4." The episode aired on January 8 recorded a nationwide viewership rating of 12.8%, marking an increase compared to the previous week. This rating corresponds to being number one for four consecutive weeks among all programs on all channels daily, number one among all channels in the same time slot, number one among daily general programming and cable channels, number one among Thursday variety shows overall, and number one among all channels in weekly variety shows. The peak viewership rating reached 14.1%.

On this day's broadcast, an unprecedentedly fierce genre-specific team battle took place. The first match was a dance trot battle between Workplace Team B and Obibu. Workplace Team B consisted of Lee Eliya, Lee Se-young, Lee Yoon-na, and Kwon Do-yeon, while Obibu was made up of Noh Sa-bong, Heo Chan-mi's mother Kim Geum-hee, Yoo Soo-hyun, Seok Ye-sook, and Lee Yoo-jin. Workplace Team B performed Yoyomi's "What's Up, Oppa?" with a seductive dance and stable harmonies, delivering a highly polished stage. Obibu expressed Lee Ja-yeon's "Chalrang Chalrang" with cute charm. The result was a victory for Workplace Team B, decided by a score of 14 to 3.

The second match was a traditional trot B battle between the Veteran Team and Active Team X. The Veteran Team consisted of Jeok Woo, Yoo Mi, Jung Yoo-kyung, and Ahn Jin-ah, while Active Team X included Heo Chan-mi, Yoon Tae-hwa, Chae Yoon, Kang Bo-kyung, Kim Hee-jin, and Makoto. The Veteran Team completed Sul Woon-do's "Just Once More" with seasoned mastery, earning praise from Master Park Sun-joo as "a perfect stage." Active Team X chose a marching drum performance, with Heo Chan-mi delivering a solo performance. The result was a victory for Active Team X, decided by a score of 14 to 3.

Active Team A and Other Genre Team A competed in a traditional trot A battle. Active Team A was a dream team consisting of Lee So-na, Jang Hye-ri, Kim Hye-jin, Kim San-ha, Jung Hye-rin, and Choi Ji-ye. Other Genre Team A included Shin Hyun-hee, Park Hong-joo, Baek Ye-seul, and Exsikleng. Active Team A selected Ha Chun-hwa's "The Man Who Abandoned Me," presenting a solemn sword dance and a cute comic performance. The result was a unanimous victory for Active Team A, receiving 17 hearts.

Workplace Team A2 and Active Team B faced off in a 70s and 80s trot battle. Workplace Team A2 consisted of Lee Ji-na, Lee Jin-hwa, Kim Yu-ri, and Won Ha-yeon, while Active Team B included Yeon Ye-jin, Yeom Yu-ri, Kim Da-na, Gong Mi-ran, Choi Eun-bi, and Yoon Seo-ryeong. Lee Ji-na has been enduring the pain of hair loss due to chemotherapy and gained strength from the support of her teammates. Workplace Team A2 performed Jeon Young-rok's "Write Love with a Pencil." The result was a victory for Active Team B with a score of 9 to 8.

The much-anticipated team mission Jin, Seon, Mi results were revealed. Jin was awarded to Heo Chan-mi, Seon to Lee So-na, and Mi to Yoon Yoon-seo. Heo Chan-mi tearfully said, "I am really thankful and at the same time sorry because my mother appeared on the show because of me." Her mother Kim Geum-hee embraced her daughter and shed tears together.

A total of 36 contestants secured advancement to the second round of the main competition through the genre-specific team battle, while 19 were eliminated. The surviving 36 will compete in the one-on-one death match of the second round. Toward the end of the broadcast, Yoon Yoon-seo took the stage and announced a match against Hong Sung-yoon. Hong Sung-yoon has been highly praised for his soulful vocalizations. The results of the match between Yoon Yoon-seo and Hong Sung-yoon will be revealed in next week's broadcast.