↑ "Rain" was released as a digital single for S.M. Entertainment digital music platform SM Station. It was later featured in the album SM Station Season 1.
↑ "Colorful" was used in a promotional campaign for JTBC.[44]
↑ "The Blue Night of Jeju Island" was used in a promotional campaign for the water brand Jeju Samdasoo.[45]
↑ "Atlantis Princess" (originally recorded by South Korean singer BoA) was used as a promotional tool for Kakao's video game Sword and Magic.[47]
↑ "Angel" did not enter the Gaon Digital Chart, but peaked at number 16 on the Gaon Social Chart and number 191 on the Gaon Streaming Chart.[53]
