Credits taken from the most recent version posted on the game's English website. Only active INTELLIGENT SYSTEMS employees seem to have been included; former staff and external composers who are credited with music on FIRE EMBLEM Heroes 5th Anniversary Memorial Box [QWCI-00012] were unlisted.
"Fire Emblem Heroes Theme"
Vocals: Mario Tashiro
Lyrics: Kouhei Maeda
Music: Yuka Tsujiyoko, Hiroki Morishita
Sound Supervisor: Yuka Tsujiyoko
Book II Movie: Fjorm Sings "Flower of Ice"
Vocals: Rie Takahashi, Cristina Vee Valenzuela
Lyrics: Saori Kodama, Christian Nutt (English Lyrics)
Composition: Hiroki Morishita
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