The song's melody and beat are intentionally upbeat, in contrast to its depressing lyrics, which highlight the singer's inability to move on from his unrequited love.
He is known for his unique voice and emotive performances, which are both present in 'Can't Get Over You'. The lyrics of this song exemplify Joji's signature style of blending melancholy with humor and irony. He admits to not understanding social cues and declares that he is all for the person he loves. He is obsessed with this person and cannot stop thinking about them, even though he barely knows them.
The second verse takes a darker turn as the singer talks about possessing a box cutter with the person's name on it. However, despite all of this, he still wants the person he admires the most. The first verse describes the singer's desire to be shown the 'nightlife' and his attraction to various colors. However, he also acknowledges that he won't be any fun if he cannot have the person he longs for, indicating his desperation and attachment. He even prays to be with them, as he believes they are meant to be together.
The chorus of the song repeats the phrase 'I can't get over you' over and over again, emphasizing the singer's inability to move on from the person he desires. The lyrics of Joji's song 'Can't Get Over You' are about unrequited love and the struggle of letting go.