The discography of Japanese singer-songwriter, musician, and actor Gen Hoshino consists of five original studio albums, two extended plays (EPs), eight live albums, seventeen compilations, twenty-three singles, nine promotional singles, and thirty-four music videos (including works as featured artist).

[4][5] After he was approached by former Yellow Magic Orchestra member Haruomi Hosono and his label Daisyworld, Hoshino re-used the title of the 2005 CD-R for his debut studio album Baka no Uta in June 2010.

[15] They supported his third studio album Stranger (released on May 1, 2013), which had been delayed by Hoshino falling ill to a subarachnoid hemorrhage in December 2012.

[27][28] The album received platinum and gold certifications from the RIAJ in the physical sales and download categories, respectively,[29][30] and placed sixth on Billboard Japan's year-end ranking for 2016.

[49][50] Though the aftermath of Pop Virus left Hoshino burnt out, his befriending of the London-based indie band Superorganism, Japanese rapper Punpee [ja], and English musician Tom Misch resulted in the production of the four-track EP Same Thing (2019), which peaked at number four on the Oricon Combined Albums Chart.

[53][54] In 2023, Hoshino released his second EP, Lighthouse, comprised by theme music for the Netflix talk show of the same name that he co-hosted with comedian Masayasu Wakabayashi.