Yen Town Band - Swallowtail Butterfly,Swallowtail Butterfly -Aino Uta- (Remastered 2015),Swallowtail Butterfly ~あいのうた~ / YEN TOWN BAND Cover by MegumiMori,Swallowtail Butterfly 〜あいのうた〜 (YEN TOWN BAND cover) / futarinote,【056】Swallowtail Butterfly〜あいのうた〜/YEN TOWN BAND (Full/歌詞付き) covered by SKYzART