List of 2018 box office number-one films in South Korea

# Date Film Gross Notes 1 January 7, 2018 Along with the Gods: The Two Worlds US$10.4 million^[1] #1 spot for 3 consecutive weeks 2 January 14, 2018 1987: When the Day Comes US$8.2 million^[2] Claimed the #1 spot on its third week of release 3 January 21, 2018 Maze Runner: The Death Cure US$7.0 million^[3] Beat new releases Keys to the Heart and Coco 4 January 28, 2018 Keys to the Heart US$5.4 million^[4] With positive reviews from audiences, the film rise to the #1 spot on its second week of release 5 February 4, 2018 Psychokinesis US$3.6 million^[5] 6 February 11, 2018 Detective K: Secret of the Living Dead US$7.3 million^[6] Dominated the weekend box office with 48% revenue share 7 February 18, 2018 Black Panther US$15.8 million^[7] – Dominated the weekend box office with 51% revenue share
– Beat Detective K: Secret of the Living Dead and new release Golden Slumber 8 February 25, 2018 US$5.7 million^[8] First 2018 release to have topped the box office for 2 consecutive weeks 9 March 4, 2018 The Princess and the Matchmaker US$3.8 million^[9] 10 March 11, 2018 The Vanished US$4.1 million^[10] 11 March 18, 2018 Be with You US$5.4 million^[11] Dominated the weekend box office with 45% revenue share 12 March 25, 2018 Pacific Rim Uprising US$5.2 million^[12] 13 April 1, 2018 Gonjiam: Haunted Asylum US$7.6 million^[13] Beat Ready Player One, and became the first Korean horror film to topped the weekend box office since The Wailing in 2016 14 April 8, 2018 US$3.9 million^[14] The film topped Box Office by admissions with 513,648 attendance. Ready Player One US$4.0 million^[14] The film topped Box Office by gross with US$50,800 higher gross than Gonjiam: Haunted Asylum 15 April 15, 2018 Rampage US$5.0 million^[15] 16 April 22, 2018 US$3.1 million^[16] 17 April 29, 2018 Avengers: Infinity War US$27.7 million^[17] – Highest-grossing film in South Korea’s all-time weekend box office (second by admissions)
– Dominated weekend box office with 95% revenue share
– Became fastest film to reach 4 million admissions in South Korea’s cinema history, and also the first film to reach 1.3 million admissions in a single day screening 18 May 6, 2018 US$17.1 million^[18] Dominated weekend box office with 75% revenue share 19 May 13, 2018 US$7.0 million^[19] – Fastest foreign film to reach 10 million admissions in South Korea.
– Dominated box office with 57% revenue share
– Became first 2018 release to have topped the weekend box office for 3 consecutive weeks 20 May 20, 2018 Deadpool 2 US$11.8 million^[20] – Dominated the weekend box office with 64% revenue share
– First R-rated film to top the box office in South Korea in 2018 21 May 27, 2018 Believer US$9.2 million^[21] – Dominated weekend box office with 54% revenue share
– Fastest domestic film to reach 1 million admissions in 2018 (to date). 22 June 3, 2018 US$8.2 million^[22] – Dominated weekend box office with 63% revenue share
– Fastest domestic film to reach 3 million admissions in 2018 (to date). 23 June 10, 2018 Jurassic World: Fallen Kingdom US$14.8 million^[23] – Set new record as biggest opening day for a foreign film in South Korea with US$9.1 million gross and 1.18 million admissions
– Dominated weekend box office with 72% revenue share 24 June 17, 2018 The Accidental Detective 2: In Action US$5.5 million^[24] 25 June 24, 2018 US$5.0 million^[25] 26 July 1, 2018 The Witch: Part 1. The Subversion US$6.0 million^[26] 27 July 8, 2018 Ant-Man and the Wasp US$15.5 million^[27] Dominated weekend box office with 69% revenue share 28 July 15, 2018 US$8.3 million^[28] Marvel Cinematic Universe’s films totaled 100 million admissions in South Korean with this film. 29 July 22, 2018 Incredibles 2 US$8.6 million^[29] – Dominated weekend box office with 47% revenue share
– Became first animated feature film to topped weekend box office in South Korea, since Your Name in January 2017
– Highest opening gross for a Pixar film in South Korea, beating previous record set by Toy Story 3 30 July 29, 2018 Mission: Impossible – Fallout US$18.7 million^[30] – Dominated weekend box office with 66% revenue share
– Biggest opening day in July for a foreign film in South Korea with US$3.5 million gross
– Highest opening weekend gross in the Mission: Impossible film series 31 August 5, 2018 Along with the Gods: The Last 49 Days US$29.8 million^[31] Dominated weekend box office with 71% revenue share. Set various records during its opening weekend in South Korea:

– Set a new record for the biggest opening day by admissions with 1.25 million admissions, beating the record set by Jurassic World: Fallen Kingdom (1.18 million admissions)
– Set a new record for the biggest single day screening in both gross and admission (1.46 million admission with US$11.8 million gross on its fourth day of release (August 4, 2018). Beat the record set by Avengers: Infinity War (1.33 million admissions and US$11.4 million gross)
– Set a new record for becoming the fastest film to reach 3 (3 days), 5 and 6 (5 days) million admissions, beating previous record set by Train to Busan in 2016
– Set a new record for all-time biggest opening weekend both in gross and admission, with US$29.8 million gross.
Became first film in South Korea to reach 6 million admissions during its opening week (Wednesday to Sunday). Beating Train to Busan in 2016 (5.31 million admissions).

32 August 12, 2018 US$12.2 million^[32] – Set a new record for becoming the fastest film to reach 7, 8, and 9 million admissions in South Korea
– Suffer 58% drop on its second weekend, due to competitive debut weekend for The Spy Gone North 33 August 19, 2018 The Witness US$6.4 million^[33] Face competitive weekend with The Spy Gone North, which grossing around US$6.3 million 34 August 26, 2018 On Your Wedding Day US$5.5 million^[34] Dominated 30% of revenue share, while total 75% of revenue share dominated by domestic films. Local films take top four spots at weekend Box Office, for the first time since August last year in the same week (34th week) 35 September 2, 2018 US$4.5 million^[35] Become first domestic romance film to have topped Box Office for 2 consecutive weeks, since Time Renegades in 2016. Also first romantic comedy film to have done so, since My Love, My Bride in 2014 36 September 9, 2018 Searching US$5.8 million^[36] – Dominated weekend box office with 50% revenue share
– Increased 62% in gross compared to its debut weekend, biggest second weekend increase for a foreign film that topped box office in South Korea, beat previous record (+18.9%) set by Frozen in 2014
– First foreign thriller film to topped box office since Gone Girl in 2014 37 September 16, 2018 US$4.1 million^[37] – First foreign thriller film to have topped box office for 2 consecutive weeks, since Gone Girl in 2014
– Managed to lead the box office despite the period blockbuster Monstrum and American sci-fi action The Predator debut on the same weekend 38 September 23, 2018 The Great Battle US$9.0 million^[38] Dominated 42% of revenue share despite a competitive weekend with Fengshui, The Negotiation, and The Nun debut on the same weekend 39 September 30, 2018 US$6.5 million^[39] – Dominated 43% of revenue share, local films are taking the top four spots at weekend box office
– Becoming fastest Chuseok Holiday film to surpassed 3 million admissions, beat previous record set by Masquerade in 2012 40 October 7, 2018 Venom US$9.3 million^[40] – Dominated 44% of revenue share, head-to-head with Dark Figure of Crime which released on the same day (grossed US$7.9 million with 38% revenue share)
– Biggest opening day for Marvel Character solo film in South Korea all-time
– Fourth biggest opening day for a foreign film in South Korea all-time 41 October 14, 2018 Dark Figure of Crime US$4.4 million^[41] – Rose to first place during its second weekend, though having 44% drop in gross compared to its debut weekend
– Along with Venom (grossed US$3.9 million), the two films together accounted 70% of revenue share. 42 October 21, 2018 First Man US$2.9 million^[42] – Dominated 29% of revenue share, head-to-head with Dark Figure of Crime which grossed US$2.5 million with 25% revenue share
– Lowest attendance for film that topped box office this year (349,875 attendance from 3 days weekend) 43 October 28, 2018 Rampant US$6.6 million^[43] Dominated box office with 52% revenue share 44 November 4, 2018 Intimate Strangers US$9.3 million^[44] – Dominated box office with 52% revenue share
– Highest opening day and debut weekend for a domestic comedy film since Luck Key in 2016
– Fastest comedy film to surpassed 1 million admissions this year 45 November 11, 2018 Intimate Strangers US$7.9 million^[45] 46 November 18, 2018 Fantastic Beasts: The Crimes of Grindelwald US$8.2 million^[46] 47 November 25, 2018 Bohemian Rhapsody US$7.7 million^[47] 48 December 2, 2018 Default US$8.4 million^[48] 49 December 9, 2018 Default US$5.0 million^[49] 50 December 16, 2018 Bohemian Rhapsody US$4.4 million^[50] 51 December 23, 2018 Aquaman US$7.9 million^[51] 52 December 30, 2018 Aquaman US$6.6 million^[52]