Last Alliance (ラスト・アライアンス, Rasuto Araiansu, stylized as LAST ALLIANCE) is a Japanese rock band based in Machida, Tokyo. They have performed opening and ending theme songs for various anime series such as Ouran High School Host Club, RD Sennō Chōsashitsu, and Hajime No Ippo: New Challenger. To date, they have released six albums, a mini-album, and 8 singles.