紹介された方専用になります。 *The key can be activated only once Windows 10 has been fully installed. Windows 10 is your partner in making things happen. Get fast start-ups, a familiar yet expanded Start menu, and great new ways to get stuff done even across multiple devices. You’ll also love the innovative features like an all-new browser built for online action, plus Cortana, the personal digital assistant who helps you across your day. The Best Windows yet Windows 10 is designed to go with you seamlessly from one device to another. It's fast and responsive. You even get free chat or phone support from real people. With Windows 10, it’s easier than ever to do great things. Gaming & Xbox Play your Xbox One games on your Windows 10 PC, laptop, or tablet. Use the Game DVR feature to record your greatest hero moves and send to your friends instantly, without leaving your game.