恋人の夢 (Koibito no Yume) is a Japanese electronic music duo formed in 2018. The group consists of vocalist and lyricist Yui and producer and composer Yuu. Their music is characterized by its dreamy, ethereal soundscapes, often incorporating elements of ambient, shoegaze, and synthwave. Koibito no Yume has released several EPs and singles, including "heartscapes" and "ANGEL," which have garnered a dedicated following for their evocative and atmospheric compositions.