According to Billboard on the 13th, Kingdom's second mini-album 'History Of Kingdom: Part II. Chiwoo', released on the 1st, ranked 8th on the 'World Digital Song Sales Chart'.

This was achieved within five months of their debut, and it has clearly proven the expansion of Kingdom's global popularity. Moreover, the evaluation is meaningful in that it is the only and highest ranking among male idols who debut in 2021.

Kingdom's new mini-album drew attention as soon as it was released, it ranked first on the iTunes dance charts in the United States and Mexico. In particular, it is unusual for a rookie idol group to show its presence by showing a sharp rise in popularity in North America.

Kingdom (Mujin, Louie, Dan, Chiu, Arthur, Ivan, Jahan) is a team name meaning 'Seven Kings from Seven Kingdoms.'