The Oricon charts in Japan are comparable to the Billboard charts in the U.S., or the Gaon charts in South Korea. Sales are counted on a daily, weekly, monthly, and yearly basis for albums sold in Japan, and the data is collected and compared to other albums sold at the same time to determine chart rankings.
K-Pop artists have been showing up on Oricon charts for over a decade now, with many groups these days appealing to their Japanese fans with songs written in Japanese, or Japanese versions of originally Korean-language songs. Here are the 50 K-Pop single albums that have had the most first-week sales on the Oricon charts!
50. GO GO サマー! by KARA
Release year: 2011
Number of sales: 113.9k
49. TONIGHT by Kim Hyunjoong
Release year: 2013
Number of sales: 115.8k
48. Very Merry Xmas by TVXQ!
Release year: 2013
Number of sales: 116.7k
47. Alligator by MONSTA X
Release year: 2019
Number of sales: 117.7k
46. Let Me Cry by Jang Geunsuk
Release year: 2011
Number of sales: 119.1k
45. Sweat / Answer by TVXQ!
Release year: 2014
Number of sales: 119.3k
44. ジェットコースターラブ (Jet Coaster Love) by KARA
Release year: 2011
Number of sales: 122.8k
43. Reboot by TVXQ!
Release year: 2017
Number of sales: 123.7k
42. RUN (Japanese Ver.) by BTS
Release year: 2016
Number of sales: 124.5k
41. Winter: Winter Rose / Duet -Winter Ver.- by TVXQ!
Release year: 2011
Number of sales: 129.5k
40. マスカレード ~Masquerade~ by 2PM
Release year: 2012
Number of sales: 130.2k
39. FINE COLLECTION ~Begin Again~ by TVXQ!
Release year: 2017
Number of sales: 130.4k
38. Your Number by SHINee
Release year: 2015
Number of sales: 131.4k
37. HIGHER by 2PM
Release year: 2015
Number of sales: 132.8k
36. SCREAM by TVXQ!
Release year: 2013
Number of sales: 134.3k
35. WAKE ME TONIGHT by JYJ
Release year: 2015
Number of sales: 135.6k
34. サクラミチ (Sakuramichi) by TVXQ!
Release year: 2015
Number of sales: 136.5k
33. Catch Me -If You Wanna- by TVXQ!
Release year: 2013
Number of sales: 137.0k
32. GIVE ME LOVE by 2PM
Release year: 2013
Number of sales: 137.8k
31. STILL by TVXQ!
Release year: 2012
Number of sales: 138.7k
30. Coming Over by EXO
Release year: 2016
Number of sales: 140.1k
29. OCEAN by TVXQ!
Release year: 2013
Number of sales: 140.9k
28. Beautiful by 2PM
Release year: 2012
Number of sales: 141.2k
27. Love Me Right ~Romantic Universe~ by EXO
Release year: 2015
Number of sales: 146.9k
26. ANDROID by TVXQ!
Release year: 2012
Number of sales: 152.4k
25. Superstar by TVXQ!
Release year: 2011
Number of sales: 158.9k
24. Opera by Super Junior
Release year: 2012
Number of sales: 159.8k
23. Fanfare by TWICE
Release year: 2020
Number of sales: 176.7k
22. Stand by U by TVXQ!
Release year: 2009
Number of sales: 182.1k
21. HEAT by Kim Hyunjoong
Release year: 2012
Number of sales: 183.5k
20. 時ヲ止メテ (Toki wo Tomete) by TVXQ!
Release year: 2010
Number of sales: 195.3k
19. XIAH (Intoxication) by XIA
Release year: 2010
Number of sales: 195.3k
18. Border: Hakanai by ENHYPEN
Release year: 2021
Number of sales: 200.4k
17. One More Time by TWICE
Release year: 2017
Number of sales: 200.8k
16. Vampire by IZ*ONE
Release year: 2019
Number of sales: 205.0k
15. Buenos Aires by IZ*ONE
Release year: 2019
Number of sales: 215.8k
14. 好きと言わせたい (Suki to Iwasetai) by IZ*ONE
Release year: 2019
Number of sales: 221.6k
13. Breakthrough by TWICE
Release year: 2019
Number of sales: 229.3k
12. Why? (Keep Your Head Down) by TVXQ!
Release year: 2011
Number of sales: 231.5k
11. 血, 汗, 涙 (Blood Sweat & Tears) by BTS
Release year: 2017
Number of sales: 238.8k
10. HAPPY HAPPY by TWICE
Release year: 2019
Number of sales: 247.0k
9. Happy Ending by SEVENTEEN
Release year: 2019
Number of sales: 254.9k
8. BREAK OUT! by TVXQ!
Release year: 2010
Number of sales: 255.9k
7. Wake Me Up by TWICE
Release year: 2018
Number of sales: 262.6k
6. Candy Pop by TWICE
Release year: 2018
Number of sales: 265.8k
5. ひとりじゃない (Not Alone) by SEVENTEEN
Release year: 2021
Number of sales: 314.8k
4. 舞い落ちる花びら (Fallin’ Flower) by SEVENTEEN
Release year: 2020
Number of sales: 334.4k
3. MIC Drop / DNA / Crystal Snow by BTS
Release year: 2017
Number of sales: 365.1k
2. FAKE LOVE / Airplane Pt.2 by BTS
Release year: 2018
Number of sales: 454.8k
1. Lights / Boy With Luv by BTS
Release year: 2019
Number of sales: 620.7k