All of the album's lyrics were solely penned by frontwoman Miwa Yoshida, while its songs were arranged by her bandmate Masato Nakamura.

The Swinging Star is a doo-wop, pop, blue-eyed soul, and R&B record, with elements of jazz and disco music.

The Swinging Star received positive reviews from most music critics, whom praised the production and Yoshida's vocal performance.

"Haretara Ii ne" was released as the second and final single on October 21, 1992; it also became a success, reaching number one and selling over 685,000 copies.

[1] It served as the theme to the CX music show Ureshi Tanoshi Daisuki - Friday Night Live, on which the band were regular cast members.

[2] The single's coupling song, "Taiyō ga Miteru" was used in the advertising campaign for Fujifilm's Fujicolor Super HG 400 film.

The Swinging Star was recorded in Japan and the United Kingdom during 1992, and was mastered by Tim Young at The Hit Factory in London.