What's “DvorakJ”? DvorakJ is a portable freeware that remaps your keyboard arrangement in Windows Vista, Windows 7, Windows 8 and Windows 10 With DvorakJ, you can use various keyboard arrangements, such as QWERTY, Dvorak and Colemak layouts. Also, you can make use of keyboard layouts of your own creation. DvorakJ について DvorakJ は Windows Vista, Windows 7, Windows 8, Windows 10 で動作する持ち運び可能なキー・リマップ・ソフ