The discography of the South Korean–Japanese girl group Iz*One consists of two studio albums, four extended plays and seven singles. As of May 2021, Iz*One has sold over 2.79 million combined albums.
The duodecet's debut release, the Color*Iz EP, was released on October 29, 2018. The Korean release was followed with the group's Japanese debut single, "Suki to Iwasetai", released on February 6, 2019, under UMG's EMI Records label. It subsequently became the group's first release to receive a Platinum certification.
Studio albums
List of studio albums, with selected details, chart positions, sales, and certifications
2020년 종합 Album Chart [2020 Collective Album Chart]. Gaon Music Chart (in Korean). Retrieved July 11, 2020.
2020년 종합 Album Chart [2020 Album Mid-Year Chart] (in Korean). Gaon Music Chart. Archived from the original on July 10, 2020. Retrieved July 10, 2020.
2021년 02월 Album Chart [February 2021 Album Chart (see #157)]. Gaon Music Chart (in Korean). Archived from the original on March 11, 2021. Retrieved April 8, 2021.
週間 アルバムランキング 2020年03月02日付 [Weekly Album Ranking 2020/03/02] (in Japanese). Oricon. Archived from the original on February 26, 2020. Retrieved February 26, 2020.
週間 デジタルアルバムランキング 2020年03月02日付 [Weekly Digital Album Ranking 2020/03/02] (in Japanese). Oricon. Archived from the original on February 26, 2020. Retrieved February 26, 2020.
^週間 アルバムランキング 2020年11月02日付 [Weekly Album Ranking 2020/11/02] (in Japanese). Oricon. Archived from the original on October 28, 2020. Retrieved October 28, 2020.
月間 アルバムランキング 2018年10月度 [Monthly Album Ranking 2018/10] (in Japanese). Oricon. Archived from the original on November 14, 2018. Retrieved November 14, 2018.
月間 アルバムランキング 2018年11月度 [Monthly Album Ranking 2018/11] (in Japanese). Oricon. Archived from the original on December 12, 2018. Retrieved December 12, 2018.
週間 アルバムランキング 2018年12月24日付 [Weekly Album Ranking 2018/12/24] (in Japanese). Oricon. Archived from the original on December 19, 2018. Retrieved December 19, 2018.
週間 アルバムランキング 2018年12月31日付 [Weekly Album Ranking 2018/12/31] (in Japanese). Oricon. Archived from the original on December 26, 2018. Retrieved December 26, 2018.
週間 アルバムランキング 2019年01月07日付 [Weekly Album Ranking 2019/01/07] (in Japanese). Oricon. Archived from the original on January 8, 2019. Retrieved January 8, 2019.
月間 アルバムランキング 2019年01月度 [Monthly Album Ranking 2019/01] (in Japanese). Oricon. Archived from the original on February 13, 2019. Retrieved February 13, 2019.
週間 アルバムランキング 2019年02月18日付 [Weekly Album Ranking 2019/02/18] (in Japanese). Oricon. Archived from the original on February 13, 2019. Retrieved February 13, 2019.
週間 アルバムランキング 2019年02月25日付 [Weekly Album Ranking 2019/02/25] (in Japanese). Oricon. Archived from the original on February 20, 2019. Retrieved February 20, 2019.
週間 デジタルアルバムランキング 2018年11月12日付 [Weekly Digital Album Ranking 2018/11/12] (in Japanese). Oricon. Archived from the original on November 7, 2018. Retrieved November 7, 2018.
週間 デジタルアルバムランキング 2018年11月19日付 [Weekly Digital Album Ranking 2018/11/19] (in Japanese). Oricon. Archived from the original on November 14, 2018. Retrieved November 14, 2018.
週間 デジタルアルバムランキング 2019年04月15日付 [Weekly Digital Album Ranking 2019/04/15] (in Japanese). Oricon. Archived from the original on April 10, 2019. Retrieved April 10, 2019.
週間 デジタルアルバムランキング 2019年04月22日付 [Weekly Digital Album Ranking 2019/04/22] (in Japanese). Oricon. Archived from the original on April 17, 2019. Retrieved April 17, 2019.
2021년 8월 Album Chart see #86 [August 2021 Album Chart]. Gaon Music Chart (in Korean). Archived from the original on September 9, 2021. Retrieved September 9, 2021.
週間 デジタルアルバムランキング 2019年07月01日付 [Weekly Digital Album Ranking 2019/07/01] (in Japanese). Oricon. Archived from the original on June 26, 2019. Retrieved June 26, 2019.
週間 デジタルアルバムランキング 2019年10月07日付 [Weekly Digital Album Ranking 2019/10/07] (in Japanese). Oricon. Archived from the original on October 2, 2019. Retrieved October 2, 2019.
^"RIAS Top Charts"(PDF). RIAS Chart. Recording Industry Association Singapore (RIAS). Archived from the original on March 25, 2021. Retrieved March 26, 2021.
"Eight". March 12–18, 2021. Archived from the original on March 25, 2021. Retrieved March 26, 2021.
^ abc年間シングルランキング 26位~50位 [Year End Singles Ranking 26~50] (in Japanese). Oricon. Archived from the original on December 23, 2019. Retrieved December 23, 2019.