Kim Sunggyu, leader of boy group Infinite, took to social media on May 31, 2023, to announce the release of his 5th Mini Album, '2023 S/S Collection.'

This will mark his first album release of 2023 and his first comeback since forming the Infinite Company and setting up the trademark rights to Infinite. 

On June 4, 2023, he dropped the official scheduler for his album. He will release various teasers before the album drops on June 28, 2023, at 6 pm KST.