Shiyui provides a song for the anime series "Blue Exorcist" as its outro theme song! Composed and written by Yukino Ito (providing original song(s) to "Project Sekai Colorful Stage! feat. Hatsune Miku). Also includes the B-side track "Hachimitsu" provided by Vocaloid P, jon-YAKITORY. Comes with a bonus Blu-ray featuring creditless movie and a sticker feat. the newly-illustrated cover artwork.. Available only until the end of May 2025 UTC+9.