King & Prince has released a live performance video of "I Know" on YouTube from its upcoming live Blu-ray/DVD 'King & Prince DOME TOUR 2026 ~STARRING~,' that's set for release on June 24.

The video release captures footage from the group's Tokyo Dome performance during the tour held in support of the album "STARRING," with the two members performing alongside 16 dancers on stage.

Originally released in 2025, "I Know" was used as the insert song for the TBS drama 'DOPE: Narcotics Control Department Special Investigation Unit' starring Kaito Takahashi and Tomoya Nakamura.