noun
moonsault
A professional wrestling move where the wrestler performs a backflip from the top rope, landing on a standing opponent. The term is a Japanese coinage from English 'moon' and 'somersault'.
See also: ムーンサルト
彼の得意技は月面宙返りだ。
His signature move is the moonsault.
月面宙返りを決めて試合に勝った。
He won the match by executing a moonsault.