Related Information for On-off There are four artists named ON/OFF:for JAPANESE band CORRECT TAG to: ON/OFF1) ON/OFF is a Japanese band comprising of twins Naoya & Kazuya Sakamoto (坂本直弥 and 坂本和弥). They performed in the drama "Fuuma no Kojirou" and also performed its ending song "永遠の刹那"; the opening theme of the anime Vampire Knight, is their second and more mainstream single.2) English On/Off is an alias of UK electronica duo Po.. read more