released on May 19, 2020.
| Song | Video title | Viewcount | Published | Type |
|---|
| SECRET NUMBER [Who Dis?] Album Unboxing | 369,662 | 2020-06-02 | |
|
| Who Dis? | SECRET NUMBER "Who Dis?" M/V Teaser (JINNY ver.) | 564,255 | 2020-05-10 | teaser |
| Who Dis? | SECRET NUMBER "Who Dis?" M/V Teaser (LÉA ver.) | 405,628 | 2020-05-11 | teaser |
| Who Dis? | SECRET NUMBER "Who Dis?" M/V Teaser (SOODAM ver.) | 403,418 | 2020-05-12 | teaser |
| Who Dis? | SECRET NUMBER "Who Dis?" M/V Teaser (DITA ver.) | 1,226,493 | 2020-05-13 | teaser |
| Who Dis? | SECRET NUMBER "Who Dis?" M/V Teaser (DENISE ver.) | 502,819 | 2020-05-14 | teaser |
| Who Dis? | [Teaser] SECRET NUMBER(시크릿넘버) _ Who Dis? | 968,319 | 2020-05-17 | teaser |
| Who Dis? | [MV] SECRET NUMBER(시크릿넘버) _ Who Dis? | 37,383,426 | 2020-05-19 | musicvideo |
| Who Dis? | SECRET NUMBER(시크릿넘버) - Who Dis? [Music Bank / 2020.05.22] | 1,700,996 | 2020-05-22 | stage |
| Who Dis? | SECRET NUMBER, Who Dis? (시크릿넘버, Who Dis?) [THE SHOW 200526] | 789,916 | 2020-05-26 | |
| Who Dis? | SECRET NUMBER "Who Dis?" Dance Practice (Moving ver.) | 3,939,888 | 2020-06-01 | dancepractice |
| Who Dis? | [MV] SECRET NUMBER(시크릿넘버)_Who Dis? (Performance ver.) | 1,920,731 | 2020-06-04 | dancepractice |
| Holiday | SECRET NUMBER "Holiday" Dance Practice (Fixed ver.) | 3,805,401 | 2020-06-26 | dancepractice |
