摩天楼オペラ (Matenrou Opera) is a visual kei metal band from Tokyo, Japan. Currently signed to Kamijo's label Sherow Artist Society.
The band was formed in late 2006 by vocalist 苑 and drummer 悠, and debuted in May 2007. Guitarist Mika and keyboardist Karen left 摩天楼オペラ in November 2007, and were instantly replaced by Anzi and 彩雨.
They had their major debut in December 2010 with King Records.