"Melissa" is a song from the anime series Fullmetal Alchemist, and it is originally performed in the key of F minor. The music was composed by Kazuya Yoshii while the lyrics were written by Shouko Fujibayashi. The song served as the opening theme for the first season of Fullmetal Alchemist, which aired in 2003. Kazuya Yoshii, a Japanese musician and lead vocalist of The Yellow Monkey, is known for his energetic and captivating performances. "Melissa" holds a special place in the hearts of Fullmetal Alchemist fans as it beautifully captures the essence of the series. The melody carries a blend of rock and pop elements, creating a dynamic and captivating musical experience.