[5][6] Su-metal has stated she enjoys singing the high parts in the middle of the track, linked to the choreography.

[7] It is widely speculated by fans that the song is meant to be a tribute to Mikio Fujioka,[citation needed] a former live guitarist for the band who died earlier that same year.

[8] Scott Munro of Metal Hammer commented that the song "starts off slowly but soon kicks into a frantic pace, complete with catchy chorus, thundering drums and slabs of crunching guitars",[9] while Billboard called it a "ferocious and heavy melody that explores their signature hybrid of metal riffs and infectious vocal attacks".

[10] "Starlight" debuted at number 41 on the Billboard Japan Hot 100 for the week of October 29, 2018, with 1,150 first-week equivalent units.

[8] As described by Marina Pedrosa, of Billboard, the video representing "another step in the group's expanding storyline about an unknown dark side and the legend of seven metal spirits, The Chosen Seven", depicting a "post-apocalyptical scene, the band's members are seen running, dancing and screaming on a desert mountain in between flashy and kaleidoscopic visuals.