Hiiragi Kirai (柊ã‚ライ) is a Japanese Vocaloid producer who primarily uses Flower, and has recently started using Yuma and SynthV Teto. They are most well known for their songs Bocca della Verità , which is currently their most popular song, and Love ka?, which was also sung by Ado. They started producing in early 2019, with their first song, Vidro, uploaded in January. Read more on Last.fm