Download MP3 Ireisu – Brave from album Saikyou Tank no Meikyuu Kouryaku: Tairyoku 9999 no Rare Skill-mochi Tank, Yuusha Party wo Tsuihou sareru - OP just for review, Please support the Artist/Band by buying their original song "Ireisu" Available on iTunes, Spotify, JOOX, Amazon, or other Official Music Store. Best regard.