山口勝平
The music for the "Eyeshield 21" anime adaptation was composed by Kō Ōtani. The series use twelve pieces of theme music, five opening and seven ending themes. The opening themes are "Breakthrough" and "Innocence" by V6, "Dang Dang" by ZZ, "Blaze Line" by Back-On, and by Short Leg Summer. The ending themes are "Be Free" by Ricken's, "Blaze Away" by The Trax, "Goal" by Beni Arashiro, "Run to Win" by Aya Hirano, Miyu Irino, Koichi Nagano and Kappei Yamaguchi, "A day dreaming..." by Back-On, "Flower" by Back-On, and "Song of Power" by Short Leg Summer.