View this post on Instagram A post shared by Fujii Kaze (@fujiikaze) www.instagram.com a little complicated harmony lines hidden in "Seishun Sick" ！！！…ﾟ:*｡(*ﾟдﾟ)ｽﾃｷ*:ﾟ 主旋律が良すぎて正直今まで気づいてなかった… 集中して聴いてみたら聴こ…