Microsoft JhengHei is a sans-serif

Sans-serif

In typography, a sans-serif, sans serif or san serif typeface is one that does not have the small projecting features called "serifs" at the end of strokes. The term comes from the French word sans, meaning "without"....

 typeface included in Windows Vista

Windows Vista

Windows Vista is an operating system released in several variations developed by Microsoft for use on personal computers, including home and business desktops, laptops, tablet PCs, and media center PCs...

 and later and Microsoft Office 2007

Microsoft Office 2007

Microsoft Office 2007 is a Windows version of the Microsoft Office System, Microsoft's productivity suite. Formerly known as Office 12 in the initial stages of its beta cycle, it was released to volume license customers on November 30, 2006 and made available to retail customers on January 30, 2007...

. It follows the Standard Form of National Characters

Standard Form of National Characters

The Standard Form of National Characters is a standardized form of Chinese characters set by the Ministry of Education of the Republic of China.-Characteristics:...

 prescribed by the Ministry of Education of the Republic of China and is intended to be used in Traditional Chinese language environments using ClearType

ClearType

ClearType is a trademark for Microsoft's implementation of subpixel rendering technology. ClearType attempts to improve the appearance of text on certain types of computer display screens by sacrificing color fidelity for additional intensity variation. This trade-off is asserted to work well on...

.

Downloading and installing the Traditional Chinese ClearType fonts for Windows XP

Windows XP

Windows XP is an operating system produced by Microsoft for use on personal computers, including home and business desktops, laptops and media centers. First released to computer manufacturers on August 24, 2001, it is the second most popular version of Windows, based on installed user base...

from Microsoft also makes Microsoft JhengHei available on Windows XP.